23121231122022 has 16 divisors (see below), whose sum is σ = 50446322448192. Its totient is φ = 7006433673320.

The previous prime is 23121231121993. The next prime is 23121231122039. The reversal of 23121231122022 is 22022113212132.

It is a junction number, because it is equal to n+sod(n) for n = 23121231121983 and 23121231122001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175160841768 + ... + 175160841899.

It is an arithmetic number, because the mean of its divisors is an integer number (3152895153012).

Almost surely, 2^{23121231122022} is an apocalyptic number.

23121231122022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23121231122022 is an abundant number, since it is smaller than the sum of its proper divisors (27325091326170).

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

23121231122022 is a wasteful number, since it uses less digits than its factorization.

23121231122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350321683683.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 23121231122022 its reverse (22022113212132), we get a palindrome (45143344334154).

The spelling of 23121231122022 in words is "twenty-three trillion, one hundred twenty-one billion, two hundred thirty-one million, one hundred twenty-two thousand, twenty-two".