115212341345331 has 32 divisors (see below), whose sum is σ = 154708061184000. Its totient is φ = 76264347924128.

The previous prime is 115212341345323. The next prime is 115212341345401. The reversal of 115212341345331 is 133543143212511.

It is a cyclic number.

It is not a de Polignac number, because 115212341345331 - 2³ = 115212341345323 is a prime.

It is a super-2 number, since 2×115212341345331² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115212341345331.

It is not an unprimeable number, because it can be changed into a prime (115212341346331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2523298780 + ... + 2523344438.

It is an arithmetic number, because the mean of its divisors is an integer number (4834626912000).

Almost surely, 2^{115212341345331} is an apocalyptic number.

115212341345331 is a deficient number, since it is larger than the sum of its proper divisors (39495719838669).

115212341345331 is a wasteful number, since it uses less digits than its factorization.

115212341345331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56063.

The product of its digits is 129600, while the sum is 39.

Adding to 115212341345331 its reverse (133543143212511), we get a palindrome (248755484557842).

The spelling of 115212341345331 in words is "one hundred fifteen trillion, two hundred twelve billion, three hundred forty-one million, three hundred forty-five thousand, three hundred thirty-one".