120131121504134 has 24 divisors (see below), whose sum is σ = 196202252518272. Its totient is φ = 55138806272160.

The previous prime is 120131121504131. The next prime is 120131121504167. The reversal of 120131121504134 is 431405121131021.

It is a junction number, because it is equal to n+sod(n) for n = 120131121504097 and 120131121504106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120131121504131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 981755174 + ... + 981877529.

It is an arithmetic number, because the mean of its divisors is an integer number (8175093854928).

Almost surely, 2^{120131121504134} is an apocalyptic number.

120131121504134 is a deficient number, since it is larger than the sum of its proper divisors (76071131014138).

120131121504134 is a wasteful number, since it uses less digits than its factorization.

120131121504134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963632912 (or 1963632899 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 120131121504134 its reverse (431405121131021), we get a palindrome (551536242635155).

The spelling of 120131121504134 in words is "one hundred twenty trillion, one hundred thirty-one billion, one hundred twenty-one million, five hundred four thousand, one hundred thirty-four".