202100002021022 has 16 divisors (see below), whose sum is σ = 346458301719552. Its totient is φ = 86613997731000.

The previous prime is 202100002021003. The next prime is 202100002021037. The reversal of 202100002021022 is 220120200001202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 202100002020988 and 202100002021006.

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, 19695398 + ... + 28144425.

It is an arithmetic number, because the mean of its divisors is an integer number (21653643857472).

Almost surely, 2^{202100002021022} is an apocalyptic number.

202100002021022 is a deficient number, since it is larger than the sum of its proper divisors (144358299698530).

202100002021022 is a wasteful number, since it uses less digits than its factorization.

202100002021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48141583.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202100002021022 its reverse (220120200001202), we get a palindrome (422220202022224).

The spelling of 202100002021022 in words is "two hundred two trillion, one hundred billion, two million, twenty-one thousand, twenty-two".