1011315212817 has 32 divisors (see below), whose sum is σ = 1716821594880. Its totient is φ = 515046470400.

The previous prime is 1011315212773. The next prime is 1011315212863. The reversal of 1011315212817 is 7182125131101.

It is not a de Polignac number, because 1011315212817 - 2⁸ = 1011315212561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011315212617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63861934 + ... + 63877767.

It is an arithmetic number, because the mean of its divisors is an integer number (53650674840).

Almost surely, 2^{1011315212817} is an apocalyptic number.

It is an amenable number.

1011315212817 is a deficient number, since it is larger than the sum of its proper divisors (705506382063).

1011315212817 is a wasteful number, since it uses less digits than its factorization.

1011315212817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127739753.

The product of its (nonzero) digits is 3360, while the sum is 33.

The spelling of 1011315212817 in words is "one trillion, eleven billion, three hundred fifteen million, two hundred twelve thousand, eight hundred seventeen".