2315205102 has 64 divisors (see below), whose sum is σ = 5393654784. Its totient is φ = 648829440.

The previous prime is 2315205091. The next prime is 2315205127. The reversal of 2315205102 is 2015025132.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 1108303 + ... + 1110389.

It is an arithmetic number, because the mean of its divisors is an integer number (84275856).

Almost surely, 2^2315205102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2315205102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2696827392).

2315205102 is an abundant number, since it is smaller than the sum of its proper divisors (3078449682).

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

2315205102 is a wasteful number, since it uses less digits than its factorization.

2315205102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 2315205102 is about 48116.5782449251. The cubic root of 2315205102 is about 1322.9085508702.

The spelling of 2315205102 in words is "two billion, three hundred fifteen million, two hundred five thousand, one hundred two".