115660212033 has 16 divisors (see below), whose sum is σ = 160943763456. Its totient is φ = 73742784720.

The previous prime is 115660212029. The next prime is 115660212053. The reversal of 115660212033 is 330212066511.

It is not a de Polignac number, because 115660212033 - 2² = 115660212029 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115660212013) 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, 323728 + ... + 579758.

It is an arithmetic number, because the mean of its divisors is an integer number (10058985216).

Almost surely, 2^115660212033 is an apocalyptic number.

It is an amenable number.

115660212033 is a deficient number, since it is larger than the sum of its proper divisors (45283551423).

115660212033 is a wasteful number, since it uses less digits than its factorization.

115660212033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262604.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 115660212033 its reverse (330212066511), we get a palindrome (445872278544).

The spelling of 115660212033 in words is "one hundred fifteen billion, six hundred sixty million, two hundred twelve thousand, thirty-three".