2202100172 has 24 divisors (see below), whose sum is σ = 3901638720. Its totient is φ = 1087401600.

The previous prime is 2202100169. The next prime is 2202100217. The reversal of 2202100172 is 2710012022.

It is a self number, because there is not a number n which added to its sum of digits gives 2202100172.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158573 + ... + 171899.

It is an arithmetic number, because the mean of its divisors is an integer number (162568280).

Almost surely, 2^2202100172 is an apocalyptic number.

It is an amenable number.

2202100172 is a deficient number, since it is larger than the sum of its proper divisors (1699538548).

2202100172 is a wasteful number, since it uses less digits than its factorization.

2202100172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13841 (or 13839 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 2202100172 is about 46926.5401665198. The cubic root of 2202100172 is about 1301.0051736736.

Adding to 2202100172 its reverse (2710012022), we get a palindrome (4912112194).

The spelling of 2202100172 in words is "two billion, two hundred two million, one hundred thousand, one hundred seventy-two".