1015161134120 has 64 divisors (see below), whose sum is σ = 2610509022720. Its totient is φ = 348042622464.

The previous prime is 1015161134041. The next prime is 1015161134147. The reversal of 1015161134120 is 214311615101.

It is a self number, because there is not a number n which added to its sum of digits gives 1015161134120.

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, 10969964 + ... + 11062116.

It is an arithmetic number, because the mean of its divisors is an integer number (40789203480).

Almost surely, 2^{1015161134120} is an apocalyptic number.

1015161134120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1015161134120 is an abundant number, since it is smaller than the sum of its proper divisors (1595347888600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1015161134120 is a wasteful number, since it uses less digits than its factorization.

1015161134120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131514 (or 131510 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 26.

Adding to 1015161134120 its reverse (214311615101), we get a palindrome (1229472749221).

The spelling of 1015161134120 in words is "one trillion, fifteen billion, one hundred sixty-one million, one hundred thirty-four thousand, one hundred twenty".