23122121220232 has 64 divisors (see below), whose sum is σ = 45227798691840. Its totient is φ = 11069776872000.

The previous prime is 23122121220197. The next prime is 23122121220251. The reversal of 23122121220232 is 23202212122132.

It is a super-2 number, since 2×23122121220232² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23122121220197 and 23122121220206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10558857 + ... + 12559207.

It is an arithmetic number, because the mean of its divisors is an integer number (706684354560).

Almost surely, 2^{23122121220232} is an apocalyptic number.

It is an amenable number.

23122121220232 is a deficient number, since it is larger than the sum of its proper divisors (22105677471608).

23122121220232 is a wasteful number, since it uses less digits than its factorization.

23122121220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000882 (or 2000878 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 23122121220232 its reverse (23202212122132), we get a palindrome (46324333342364).

The spelling of 23122121220232 in words is "twenty-three trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty thousand, two hundred thirty-two".