122555340242001 has 24 divisors (see below), whose sum is σ = 177447053509440. Its totient is φ = 81508521005856.

The previous prime is 122555340241991. The next prime is 122555340242051. The reversal of 122555340242001 is 100242043555221.

122555340242001 is a `hidden beast` number, since 1 + 2 + 25 + 55 + 340 + 242 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 122555340242001 - 2⁵ = 122555340241969 is a prime.

It is a super-2 number, since 2×122555340242001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122555340242051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34485586 + ... + 37873028.

It is an arithmetic number, because the mean of its divisors is an integer number (7393627229560).

Almost surely, 2^{122555340242001} is an apocalyptic number.

It is an amenable number.

122555340242001 is a deficient number, since it is larger than the sum of its proper divisors (54891713267439).

122555340242001 is a wasteful number, since it uses less digits than its factorization.

122555340242001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397045 (or 3397042 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 122555340242001 its reverse (100242043555221), we get a palindrome (222797383797222).

The spelling of 122555340242001 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred forty million, two hundred forty-two thousand, one".