122101404312555 has 24 divisors (see below), whose sum is σ = 212566636928880. Its totient is φ = 64836378878400.

The previous prime is 122101404312523. The next prime is 122101404312577. The reversal of 122101404312555 is 555213404101221.

122101404312555 is a `hidden beast` number, since 1 + 2 + 2 + 10 + 1 + 40 + 43 + 12 + 555 = 666.

It is not a de Polignac number, because 122101404312555 - 2⁵ = 122101404312523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5924366421 + ... + 5924387030.

It is an arithmetic number, because the mean of its divisors is an integer number (8856943205370).

Almost surely, 2^{122101404312555} is an apocalyptic number.

122101404312555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122101404312555 is a deficient number, since it is larger than the sum of its proper divisors (90465232616325).

122101404312555 is a wasteful number, since it uses less digits than its factorization.

122101404312555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11848753691 (or 11848753688 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 122101404312555 its reverse (555213404101221), we get a palindrome (677314808413776).

The spelling of 122101404312555 in words is "one hundred twenty-two trillion, one hundred one billion, four hundred four million, three hundred twelve thousand, five hundred fifty-five".