202102022221022 has 16 divisors (see below), whose sum is σ = 377957028569472. Its totient is φ = 78741047618520.

The previous prime is 202102022221003. The next prime is 202102022221061. The reversal of 202102022221022 is 220122220201202.

It is a junction number, because it is equal to n+sod(n) for n = 202102022220985 and 202102022221003.

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, 656175396668 + ... + 656175396975.

It is an arithmetic number, because the mean of its divisors is an integer number (23622314285592).

Almost surely, 2^{202102022221022} is an apocalyptic number.

202102022221022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202102022221022 is a deficient number, since it is larger than the sum of its proper divisors (175855006348450).

202102022221022 is a wasteful number, since it uses less digits than its factorization.

202102022221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312350793663.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 202102022221022 its reverse (220122220201202), we get a palindrome (422224242422224).

The spelling of 202102022221022 in words is "two hundred two trillion, one hundred two billion, twenty-two million, two hundred twenty-one thousand, twenty-two".