23011652212 has 12 divisors (see below), whose sum is σ = 40271652036. Its totient is φ = 11505465920.

The previous prime is 23011652179. The next prime is 23011652219. The reversal of 23011652212 is 21225611032.

It can be written as a sum of positive squares in 2 ways, for example, as 20026778256 + 2984873956 = 141516^2 + 54634^2 .

It is a super-2 number, since 2×23011652212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23011652219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96762 + ... + 235342.

It is an arithmetic number, because the mean of its divisors is an integer number (3355971003).

Almost surely, 2^23011652212 is an apocalyptic number.

It is an amenable number.

23011652212 is a deficient number, since it is larger than the sum of its proper divisors (17259999824).

23011652212 is a wasteful number, since it uses less digits than its factorization.

23011652212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180098 (or 180096 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 23011652212 in words is "twenty-three billion, eleven million, six hundred fifty-two thousand, two hundred twelve".