2113403023215 has 64 divisors (see below), whose sum is σ = 4339822302720. Its totient is φ = 964404933120.

The previous prime is 2113403023189. The next prime is 2113403023217. The reversal of 2113403023215 is 5123203043112.

2113403023215 is a `hidden beast` number, since 2 + 1 + 1 + 34 + 0 + 302 + 321 + 5 = 666.

It is not a de Polignac number, because 2113403023215 - 2⁵ = 2113403023183 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113403023217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41832609 + ... + 41883098.

It is an arithmetic number, because the mean of its divisors is an integer number (67809723480).

Almost surely, 2^{2113403023215} is an apocalyptic number.

2113403023215 is an abundant number, since it is smaller than the sum of its proper divisors (2226419279505).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113403023215 is a wasteful number, since it uses less digits than its factorization.

2113403023215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83715749 (or 83715743 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 2113403023215 its reverse (5123203043112), we get a palindrome (7236606066327).

The spelling of 2113403023215 in words is "two trillion, one hundred thirteen billion, four hundred three million, twenty-three thousand, two hundred fifteen".