122121012040122 has 16 divisors (see below), whose sum is σ = 246986316486720. Its totient is φ = 40249621945632.

The previous prime is 122121012040103. The next prime is 122121012040171. The reversal of 122121012040122 is 221040210121221.

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 7 ways as a sum of consecutive naturals, for example, 114345516358 + ... + 114345517425.

It is an arithmetic number, because the mean of its divisors is an integer number (15436644780420).

Almost surely, 2^{122121012040122} is an apocalyptic number.

122121012040122 is an abundant number, since it is smaller than the sum of its proper divisors (124865304446598).

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

122121012040122 is a wasteful number, since it uses less digits than its factorization.

122121012040122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228691033877.

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

Adding to 122121012040122 its reverse (221040210121221), we get a palindrome (343161222161343).

The spelling of 122121012040122 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, twelve million, forty thousand, one hundred twenty-two".