21022011011102 has 16 divisors (see below), whose sum is σ = 33388043277312. Its totient is φ = 9892668564480.

The previous prime is 21022011011077. The next prime is 21022011011147. The reversal of 21022011011102 is 20111011022012.

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, 7565678 + ... + 9964110.

It is an arithmetic number, because the mean of its divisors is an integer number (2086752704832).

Almost surely, 2^{21022011011102} is an apocalyptic number.

21022011011102 is a deficient number, since it is larger than the sum of its proper divisors (12366032266210).

21022011011102 is a wasteful number, since it uses less digits than its factorization.

21022011011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656243.

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

Adding to 21022011011102 its reverse (20111011022012), we get a palindrome (41133022033114).

The spelling of 21022011011102 in words is "twenty-one trillion, twenty-two billion, eleven million, eleven thousand, one hundred two".