2102092172 has 24 divisors (see below), whose sum is σ = 3733218720. Its totient is φ = 1035480320.

The previous prime is 2102092171. The next prime is 2102092207. The reversal of 2102092172 is 2712902012.

It is not an unprimeable number, because it can be changed into a prime (2102092171) 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, 739538 + ... + 742374.

It is an arithmetic number, because the mean of its divisors is an integer number (155550780).

Almost surely, 2^2102092172 is an apocalyptic number.

It is an amenable number.

2102092172 is a deficient number, since it is larger than the sum of its proper divisors (1631126548).

2102092172 is a wasteful number, since it uses less digits than its factorization.

2102092172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5521 (or 5519 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 2102092172 is about 45848.5787347874. The cubic root of 2102092172 is about 1281.0042923891.

Adding to 2102092172 its reverse (2712902012), we get a palindrome (4814994184).

The spelling of 2102092172 in words is "two billion, one hundred two million, ninety-two thousand, one hundred seventy-two".