23121552202 has 16 divisors (see below), whose sum is σ = 41968532160. Its totient is φ = 9326340288.

The previous prime is 23121552199. The next prime is 23121552203. The reversal of 23121552202 is 20225512132.

It is a super-2 number, since 2×23121552202² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23121552203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48574452 + ... + 48574927.

It is an arithmetic number, because the mean of its divisors is an integer number (2623033260).

Almost surely, 2^23121552202 is an apocalyptic number.

23121552202 is a deficient number, since it is larger than the sum of its proper divisors (18846979958).

23121552202 is a wasteful number, since it uses less digits than its factorization.

23121552202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97149405.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 23121552202 in words is "twenty-three billion, one hundred twenty-one million, five hundred fifty-two thousand, two hundred two".