122402023142120 has 64 divisors (see below), whose sum is σ = 293350956756480. Its totient is φ = 45804828906496.

The previous prime is 122402023142117. The next prime is 122402023142167. The reversal of 122402023142120 is 21241320204221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122402023142120.

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, 538817504 + ... + 539044623.

It is an arithmetic number, because the mean of its divisors is an integer number (4583608699320).

Almost surely, 2^{122402023142120} is an apocalyptic number.

122402023142120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122402023142120 is an abundant number, since it is smaller than the sum of its proper divisors (170948933614360).

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

122402023142120 is a wasteful number, since it uses less digits than its factorization.

122402023142120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077862322 (or 1077862318 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 122402023142120 its reverse (21241320204221), we get a palindrome (143643343346341).

The spelling of 122402023142120 in words is "one hundred twenty-two trillion, four hundred two billion, twenty-three million, one hundred forty-two thousand, one hundred twenty".