2101374090 has 96 divisors (see below), whose sum is σ = 5762352960. Its totient is φ = 550831104.

The previous prime is 2101373999. The next prime is 2101374101. The reversal of 2101374090 is 904731012.

It is a super-2 number, since 2×2101374090² = 8831546132246656200, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 136042 + ... + 150698.

It is an arithmetic number, because the mean of its divisors is an integer number (60024510).

Almost surely, 2^2101374090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2101374090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2881176480).

2101374090 is an abundant number, since it is smaller than the sum of its proper divisors (3660978870).

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

2101374090 is a wasteful number, since it uses less digits than its factorization.

2101374090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14738 (or 14726 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 2101374090 is about 45840.7470488865. The cubic root of 2101374090 is about 1280.8584106021.

The spelling of 2101374090 in words is "two billion, one hundred one million, three hundred seventy-four thousand, ninety".