21022112011010 has 32 divisors (see below), whose sum is σ = 41280764666112. Its totient is φ = 7644222686080.

The previous prime is 21022112011007. The next prime is 21022112011039. The reversal of 21022112011010 is 1011021122012.

It is a super-2 number, since 2×21022112011010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422247 + ... + 6921813.

It is an arithmetic number, because the mean of its divisors is an integer number (1290023895816).

Almost surely, 2^{21022112011010} is an apocalyptic number.

21022112011010 is a deficient number, since it is larger than the sum of its proper divisors (20258652655102).

21022112011010 is a wasteful number, since it uses less digits than its factorization.

21022112011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542058.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21022112011010 its reverse (1011021122012), we get a palindrome (22033133133022).

The spelling of 21022112011010 in words is "twenty-one trillion, twenty-two billion, one hundred twelve million, eleven thousand, ten".