20231372550222 has 48 divisors (see below), whose sum is σ = 43962184275360. Its totient is φ = 6724184025600.

The previous prime is 20231372550187. The next prime is 20231372550329. The reversal of 20231372550222 is 22205527313202.

20231372550222 is a `hidden beast` number, since 2 + 0 + 2 + 3 + 13 + 72 + 550 + 2 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15273447 + ... + 16545117.

It is an arithmetic number, because the mean of its divisors is an integer number (915878839070).

Almost surely, 2^{20231372550222} is an apocalyptic number.

20231372550222 is an abundant number, since it is smaller than the sum of its proper divisors (23730811725138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20231372550222 is a wasteful number, since it uses less digits than its factorization.

20231372550222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274249 (or 1274246 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

Adding to 20231372550222 its reverse (22205527313202), we get a palindrome (42436899863424).

The spelling of 20231372550222 in words is "twenty trillion, two hundred thirty-one billion, three hundred seventy-two million, five hundred fifty thousand, two hundred twenty-two".