120132315553401 has 24 divisors (see below), whose sum is σ = 182690709776640. Its totient is φ = 75859172589600.

The previous prime is 120132315553399. The next prime is 120132315553409. The reversal of 120132315553401 is 104355513231021.

It is a happy number.

120132315553401 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 32 + 31 + 5 + 553 + 40 + 1 = 666.

It is not a de Polignac number, because 120132315553401 - 2¹ = 120132315553399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120132315553409) 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, 63269190 + ... + 65140271.

It is an arithmetic number, because the mean of its divisors is an integer number (7612112907360).

Almost surely, 2^{120132315553401} is an apocalyptic number.

It is an amenable number.

120132315553401 is a deficient number, since it is larger than the sum of its proper divisors (62558394223239).

120132315553401 is a wasteful number, since it uses less digits than its factorization.

120132315553401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128414957 (or 128414954 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 120132315553401 its reverse (104355513231021), we get a palindrome (224487828784422).

The spelling of 120132315553401 in words is "one hundred twenty trillion, one hundred thirty-two billion, three hundred fifteen million, five hundred fifty-three thousand, four hundred one".