1115213245131 has 16 divisors (see below), whose sum is σ = 1577899365120. Its totient is φ = 699097074720.

The previous prime is 1115213245127. The next prime is 1115213245163. The reversal of 1115213245131 is 1315423125111.

It is not a de Polignac number, because 1115213245131 - 2² = 1115213245127 is a prime.

It is a super-2 number, since 2×1115213245131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1115213245171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136966360 + ... + 136974501.

It is an arithmetic number, because the mean of its divisors is an integer number (98618710320).

Almost surely, 2^{1115213245131} is an apocalyptic number.

1115213245131 is a deficient number, since it is larger than the sum of its proper divisors (462686119989).

1115213245131 is a wasteful number, since it uses less digits than its factorization.

1115213245131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273940946.

The product of its digits is 3600, while the sum is 30.

The spelling of 1115213245131 in words is "one trillion, one hundred fifteen billion, two hundred thirteen million, two hundred forty-five thousand, one hundred thirty-one".