22021200101022 has 32 divisors (see below), whose sum is σ = 44389713813504. Its totient is φ = 7282515794400.

The previous prime is 22021200100997. The next prime is 22021200101029. The reversal of 22021200101022 is 22010100212022.

It is a junction number, because it is equal to n+sod(n) for n = 22021200100992 and 22021200101010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021200101029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122371872 + ... + 122551692.

It is an arithmetic number, because the mean of its divisors is an integer number (1387178556672).

Almost surely, 2^{22021200101022} is an apocalyptic number.

22021200101022 is an abundant number, since it is smaller than the sum of its proper divisors (22368513712482).

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

22021200101022 is a wasteful number, since it uses less digits than its factorization.

22021200101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340664.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22021200101022 its reverse (22010100212022), we get a palindrome (44031300313044).

The spelling of 22021200101022 in words is "twenty-two trillion, twenty-one billion, two hundred million, one hundred one thousand, twenty-two".