120312410404155 has 16 divisors (see below), whose sum is σ = 192505370238720. Its totient is φ = 64164781018208.

The previous prime is 120312410404111. The next prime is 120312410404171. The reversal of 120312410404155 is 551404014213021.

It is a cyclic number.

It is not a de Polignac number, because 120312410404155 - 2⁶ = 120312410404091 is a prime.

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, 114325257 + ... + 115372826.

It is an arithmetic number, because the mean of its divisors is an integer number (12031585639920).

Almost surely, 2^{120312410404155} is an apocalyptic number.

120312410404155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120312410404155 is a deficient number, since it is larger than the sum of its proper divisors (72192959834565).

120312410404155 is a wasteful number, since it uses less digits than its factorization.

120312410404155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229733010.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 120312410404155 its reverse (551404014213021), we get a palindrome (671716424617176).

The spelling of 120312410404155 in words is "one hundred twenty trillion, three hundred twelve billion, four hundred ten million, four hundred four thousand, one hundred fifty-five".