215300205113 has 32 divisors (see below), whose sum is σ = 255999744000. Its totient is φ = 180931278528.

The previous prime is 215300205103. The next prime is 215300205139. The reversal of 215300205113 is 311502003512.

It is a happy number.

It is not a de Polignac number, because 215300205113 - 2²⁰ = 215299156537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (215300205103) 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, 31973495 + ... + 31980227.

It is an arithmetic number, because the mean of its divisors is an integer number (7999992000).

Almost surely, 2^215300205113 is an apocalyptic number.

It is an amenable number.

215300205113 is a deficient number, since it is larger than the sum of its proper divisors (40699538887).

215300205113 is an equidigital number, since it uses as much as digits as its factorization.

215300205113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8566 (or 8552 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 215300205113 its reverse (311502003512), we get a palindrome (526802208625).

The spelling of 215300205113 in words is "two hundred fifteen billion, three hundred million, two hundred five thousand, one hundred thirteen".