22020102102021 has 16 divisors (see below), whose sum is σ = 29841965670528. Its totient is φ = 14439161620800.

The previous prime is 22020102101983. The next prime is 22020102102059. The reversal of 22020102102021 is 12020120102022.

It is an interprime number because it is at equal distance from previous prime (22020102101983) and next prime (22020102102059).

It is not a de Polignac number, because 22020102102021 - 2⁹ = 22020102101509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020102102121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9888736 + ... + 11909126.

It is an arithmetic number, because the mean of its divisors is an integer number (1865122854408).

Almost surely, 2^{22020102102021} is an apocalyptic number.

It is an amenable number.

22020102102021 is a deficient number, since it is larger than the sum of its proper divisors (7821863568507).

22020102102021 is a wasteful number, since it uses less digits than its factorization.

22020102102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080012.

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

Adding to 22020102102021 its reverse (12020120102022), we get a palindrome (34040222204043).

The spelling of 22020102102021 in words is "twenty-two trillion, twenty billion, one hundred two million, one hundred two thousand, twenty-one".