21232013022122 has 32 divisors (see below), whose sum is σ = 36409703226624. Its totient is φ = 9096442992000.

The previous prime is 21232013022113. The next prime is 21232013022167. The reversal of 21232013022122 is 22122031023212.

It is a happy number.

It is a super-2 number, since 2×21232013022122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1051027622 + ... + 1051047822.

It is an arithmetic number, because the mean of its divisors is an integer number (1137803225832).

Almost surely, 2^{21232013022122} is an apocalyptic number.

21232013022122 is a deficient number, since it is larger than the sum of its proper divisors (15177690204502).

21232013022122 is a wasteful number, since it uses less digits than its factorization.

21232013022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41174.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21232013022122 its reverse (22122031023212), we get a palindrome (43354044045334).

The spelling of 21232013022122 in words is "twenty-one trillion, two hundred thirty-two billion, thirteen million, twenty-two thousand, one hundred twenty-two".