21022110112002 has 32 divisors (see below), whose sum is σ = 42099880660992. Its totient is φ = 6998097135744.

The previous prime is 21022110111949. The next prime is 21022110112079. The reversal of 21022110112002 is 20021101122012.

It is a super-2 number, since 2×21022110112002² (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, 21544063 + ... + 22498685.

It is an arithmetic number, because the mean of its divisors is an integer number (1315621270656).

Almost surely, 2^{21022110112002} is an apocalyptic number.

21022110112002 is an abundant number, since it is smaller than the sum of its proper divisors (21077770548990).

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

21022110112002 is a wasteful number, since it uses less digits than its factorization.

21022110112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959482.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 21022110112002 its reverse (20021101122012), we get a palindrome (41043211234014).

The spelling of 21022110112002 in words is "twenty-one trillion, twenty-two billion, one hundred ten million, one hundred twelve thousand, two".