202221022102 has 32 divisors (see below), whose sum is σ = 332087137920. Its totient is φ = 91591456320.

The previous prime is 202221022079. The next prime is 202221022127. The reversal of 202221022102 is 201220122202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7108018 + ... + 7136410.

It is an arithmetic number, because the mean of its divisors is an integer number (10377723060).

Almost surely, 2^202221022102 is an apocalyptic number.

202221022102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202221022102 is a deficient number, since it is larger than the sum of its proper divisors (129866115818).

202221022102 is a wasteful number, since it uses less digits than its factorization.

202221022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29548.

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

Adding to 202221022102 its reverse (201220122202), we get a palindrome (403441144304).

The spelling of 202221022102 in words is "two hundred two billion, two hundred twenty-one million, twenty-two thousand, one hundred two".