21302130102232 has 128 divisors (see below), whose sum is σ = 45961858252800. Its totient is φ = 9066854160000.

The previous prime is 21302130102173. The next prime is 21302130102257. The reversal of 21302130102232 is 23220103120312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9514125769 + ... + 9514128007.

It is an arithmetic number, because the mean of its divisors is an integer number (359077017600).

Almost surely, 2^{21302130102232} is an apocalyptic number.

It is an amenable number.

21302130102232 is an abundant number, since it is smaller than the sum of its proper divisors (24659728150568).

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

21302130102232 is a wasteful number, since it uses less digits than its factorization.

21302130102232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157 (or 4153 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21302130102232 its reverse (23220103120312), we get a palindrome (44522233222544).

The spelling of 21302130102232 in words is "twenty-one trillion, three hundred two billion, one hundred thirty million, one hundred two thousand, two hundred thirty-two".