202102213032122 has 32 divisors (see below), whose sum is σ = 343677654069120. Its totient is φ = 88362904052160.

The previous prime is 202102213032107. The next prime is 202102213032149. The reversal of 202102213032122 is 221230312201202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5431598 + ... + 20825625.

It is an arithmetic number, because the mean of its divisors is an integer number (10739926689660).

Almost surely, 2^{202102213032122} is an apocalyptic number.

202102213032122 is a deficient number, since it is larger than the sum of its proper divisors (141575441036998).

202102213032122 is a wasteful number, since it uses less digits than its factorization.

202102213032122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26272838.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 202102213032122 its reverse (221230312201202), we get a palindrome (423332525233324).

The spelling of 202102213032122 in words is "two hundred two trillion, one hundred two billion, two hundred thirteen million, thirty-two thousand, one hundred twenty-two".