120560631135 has 128 divisors (see below), whose sum is σ = 228237993984. Its totient is φ = 53210234880.

The previous prime is 120560631131. The next prime is 120560631143. The reversal of 120560631135 is 531136065021.

It is not a de Polignac number, because 120560631135 - 2² = 120560631131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120560631096 and 120560631105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120560631131) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 92952807 + ... + 92954103.

It is an arithmetic number, because the mean of its divisors is an integer number (1783109328).

Almost surely, 2^120560631135 is an apocalyptic number.

120560631135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120560631135 is a deficient number, since it is larger than the sum of its proper divisors (107677362849).

120560631135 is a wasteful number, since it uses less digits than its factorization.

120560631135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633.

The product of its (nonzero) digits is 16200, while the sum is 33.

Adding to 120560631135 its reverse (531136065021), we get a palindrome (651696696156).

The spelling of 120560631135 in words is "one hundred twenty billion, five hundred sixty million, six hundred thirty-one thousand, one hundred thirty-five".