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2300220230220 = 22345111394991861
BaseRepresentation
bin100001011110001111110…
…011110100101001001100
322010220021022011201210000
4201132033303310221030
5300141322334331340
64520412342244300
7325120413233133
oct41361763645114
98126238151700
102300220230220
11807577398330
1231196b126690
13138ba9bb1403
147d48cd5c91a
153ec79b8ed30
hex2178fcf4a4c

2300220230220 has 480 divisors, whose sum is σ = 7948654560000. Its totient is φ = 552211084800.

The previous prime is 2300220230207. The next prime is 2300220230257. The reversal of 2300220230220 is 220320220032.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2300220230193 and 2300220230202.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1236012090 + ... + 1236013950.

It is an arithmetic number, because the mean of its divisors is an integer number (16559697000).

Almost surely, 22300220230220 is an apocalyptic number.

2300220230220 is a gapful number since it is divisible by the number (20) 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 2300220230220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3974327280000).

2300220230220 is an abundant number, since it is smaller than the sum of its proper divisors (5648434329780).

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

2300220230220 is a wasteful number, since it uses less digits than its factorization.

2300220230220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 2300220230220 its reverse (220320220032), we get a palindrome (2520540450252).

The spelling of 2300220230220 in words is "two trillion, three hundred billion, two hundred twenty million, two hundred thirty thousand, two hundred twenty".