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20232301012 = 227111910134231
BaseRepresentation
bin10010110101111100…
…000110100111010100
31221020000122101022221
4102311330012213110
5312413432113022
613143344232124
71314242502220
oct226574064724
957200571287
1020232301012
118642674230
123b0790b644
131ba5861361
14d9d0b5780
157d6355cc7
hex4b5f069d4

20232301012 has 96 divisors (see below), whose sum is σ = 46927964160. Its totient is φ = 7393680000.

The previous prime is 20232301009. The next prime is 20232301013. The reversal of 20232301012 is 21010323202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20232301013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573937 + ... + 608167.

It is an arithmetic number, because the mean of its divisors is an integer number (488832960).

Almost surely, 220232301012 is an apocalyptic number.

20232301012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20232301012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23463982080).

20232301012 is an abundant number, since it is smaller than the sum of its proper divisors (26695663148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20232301012 is a wasteful number, since it uses less digits than its factorization.

20232301012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34373 (or 34371 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20232301012 its reverse (21010323202), we get a palindrome (41242624214).

The spelling of 20232301012 in words is "twenty billion, two hundred thirty-two million, three hundred one thousand, twelve".

Divisors: 1 2 4 7 11 14 19 22 28 38 44 76 77 101 133 154 202 209 266 308 404 418 532 707 836 1111 1414 1463 1919 2222 2828 2926 3838 4444 5852 7676 7777 13433 15554 21109 26866 31108 34231 42218 53732 68462 84436 136924 147763 239617 295526 376541 479234 591052 650389 753082 958468 1300778 1506164 2601556 2635787 3457331 4552723 5271574 6914662 7154279 9105446 10543148 13829324 14308558 18210892 24201317 28617116 38030641 48402634 50079953 65689289 76061282 96805268 100159906 131378578 152122564 200319812 262757156 266214487 459825023 532428974 722582179 919650046 1064857948 1445164358 1839300092 2890328716 5058075253 10116150506 20232301012