2101490372 has 24 divisors (see below), whose sum is σ = 3802149120. Its totient is φ = 1015267680.

The previous prime is 2101490371. The next prime is 2101490399. The reversal of 2101490372 is 2730941012.

It is not an unprimeable number, because it can be changed into a prime (2101490371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68858 + ... + 94574.

It is an arithmetic number, because the mean of its divisors is an integer number (158422880).

Almost surely, 2^2101490372 is an apocalyptic number.

It is an amenable number.

2101490372 is a deficient number, since it is larger than the sum of its proper divisors (1700658748).

2101490372 is a wasteful number, since it uses less digits than its factorization.

2101490372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26411 (or 26409 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2101490372 is about 45842.0153570935. The cubic root of 2101490372 is about 1280.8820361005.

The spelling of 2101490372 in words is "two billion, one hundred one million, four hundred ninety thousand, three hundred seventy-two".