122122121120202 has 128 divisors (see below), whose sum is σ = 304607728189440. Its totient is φ = 31852007032320.

The previous prime is 122122121120177. The next prime is 122122121120239. The reversal of 122122121120202 is 202021121221221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4829653 + ... + 16357560.

It is an arithmetic number, because the mean of its divisors is an integer number (2379747876480).

Almost surely, 2^{122122121120202} is an apocalyptic number.

122122121120202 is an abundant number, since it is smaller than the sum of its proper divisors (182485607069238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122122121120202 is a wasteful number, since it uses less digits than its factorization.

122122121120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21187508.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 122122121120202 its reverse (202021121221221), we get a palindrome (324143242341423).

The spelling of 122122121120202 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred two".