2117302512 has 160 divisors (see below), whose sum is σ = 6090735168. Its totient is φ = 629710848.

The previous prime is 2117302507. The next prime is 2117302529. The reversal of 2117302512 is 2152037112.

2117302512 is nontrivially palindromic in base 15.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2413818 + ... + 2414694.

Almost surely, 2^2117302512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2117302512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3045367584).

2117302512 is an abundant number, since it is smaller than the sum of its proper divisors (3973432656).

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

2117302512 is a wasteful number, since it uses less digits than its factorization.

2117302512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 2117302512 is about 46014.1555610879. The cubic root of 2117302512 is about 1284.0865713507.

Adding to 2117302512 its reverse (2152037112), we get a palindrome (4269339624).

The spelling of 2117302512 in words is "two billion, one hundred seventeen million, three hundred two thousand, five hundred twelve".