2173102189372 has 12 divisors (see below), whose sum is σ = 3814418044696. Its totient is φ = 1083268462320.

The previous prime is 2173102189301. The next prime is 2173102189373. The reversal of 2173102189372 is 2739812013712.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173102189373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820656603 + ... + 820659250.

Almost surely, 2^{2173102189372} is an apocalyptic number.

It is an amenable number.

2173102189372 is a deficient number, since it is larger than the sum of its proper divisors (1641315855324).

2173102189372 is a wasteful number, since it uses less digits than its factorization.

2173102189372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641316188 (or 1641316186 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 2173102189372 in words is "two trillion, one hundred seventy-three billion, one hundred two million, one hundred eighty-nine thousand, three hundred seventy-two".