20101733272 has 16 divisors (see below), whose sum is σ = 37804624200. Its totient is φ = 10020500160.

The previous prime is 20101733261. The next prime is 20101733273. The reversal of 20101733272 is 27233710102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20101733272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101733273) 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, 3792997 + ... + 3798292.

Almost surely, 2^20101733272 is an apocalyptic number.

It is an amenable number.

20101733272 is a deficient number, since it is larger than the sum of its proper divisors (17702890928).

20101733272 is a wasteful number, since it uses less digits than its factorization.

20101733272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7591626 (or 7591622 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The spelling of 20101733272 in words is "twenty billion, one hundred one million, seven hundred thirty-three thousand, two hundred seventy-two".