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23020102000 = 245373231459
BaseRepresentation
bin10101011100000110…
…101110000101110000
32012102022101100100101
4111130012232011300
5334121121231000
614324132402144
71443313432000
oct253406560560
965368340311
1023020102000
11984327a395
124565476354
13222b2a9b3c
141185442000
158eae80e6a
hex55c1ae170

23020102000 has 320 divisors, whose sum is σ = 67781376000. Its totient is φ = 7544275200.

The previous prime is 23020101971. The next prime is 23020102013. The reversal of 23020102000 is 20102032.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15777271 + ... + 15778729.

It is an arithmetic number, because the mean of its divisors is an integer number (211816800).

Almost surely, 223020102000 is an apocalyptic number.

23020102000 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 23020102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33890688000).

23020102000 is an abundant number, since it is smaller than the sum of its proper divisors (44761274000).

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

23020102000 is a wasteful number, since it uses less digits than its factorization.

23020102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526 (or 1496 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 23020102000 its reverse (20102032), we get a palindrome (23040204032).

The spelling of 23020102000 in words is "twenty-three billion, twenty million, one hundred two thousand".