22002120021022 has 16 divisors (see below), whose sum is σ = 33008812848000. Its totient is φ = 10999182564352.

The previous prime is 22002120021001. The next prime is 22002120021023. The reversal of 22002120021022 is 22012002120022.

It is a junction number, because it is equal to n+sod(n) for n = 22002120020987 and 22002120021005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002120021023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611168979 + ... + 611204977.

It is an arithmetic number, because the mean of its divisors is an integer number (2063050803000).

Almost surely, 2^{22002120021022} is an apocalyptic number.

22002120021022 is a deficient number, since it is larger than the sum of its proper divisors (11006692826978).

22002120021022 is a wasteful number, since it uses less digits than its factorization.

22002120021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79667.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22002120021022 its reverse (22012002120022), we get a palindrome (44014122141044).

The spelling of 22002120021022 in words is "twenty-two trillion, two billion, one hundred twenty million, twenty-one thousand, twenty-two".