20210182201772 has 12 divisors (see below), whose sum is σ = 35367852834720. Its totient is φ = 10105081391856.

The previous prime is 20210182201667. The next prime is 20210182201789. The reversal of 20210182201772 is 27710228101202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4373453 + ... + 7716699.

It is an arithmetic number, because the mean of its divisors is an integer number (2947321069560).

Almost surely, 2^{20210182201772} is an apocalyptic number.

It is an amenable number.

20210182201772 is a deficient number, since it is larger than the sum of its proper divisors (15157670632948).

20210182201772 is a wasteful number, since it uses less digits than its factorization.

20210182201772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4854520 (or 4854518 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 35.

The spelling of 20210182201772 in words is "twenty trillion, two hundred ten billion, one hundred eighty-two million, two hundred one thousand, seven hundred seventy-two".