22720113222273 has 16 divisors (see below), whose sum is σ = 35639393290560. Its totient is φ = 14255757315648.

The previous prime is 22720113222229. The next prime is 22720113222347. The reversal of 22720113222273 is 37222231102722.

22720113222273 is a `hidden beast` number, since 2 + 272 + 0 + 113 + 2 + 2 + 2 + 273 = 666.

It is not a de Polignac number, because 22720113222273 - 2²⁶ = 22720046113409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22720113922273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24749578215 + ... + 24749579132.

It is an arithmetic number, because the mean of its divisors is an integer number (2227462080660).

Almost surely, 2^{22720113222273} is an apocalyptic number.

It is an amenable number.

22720113222273 is a deficient number, since it is larger than the sum of its proper divisors (12919280068287).

22720113222273 is a wasteful number, since it uses less digits than its factorization.

22720113222273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49499157373 (or 49499157367 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

Adding to 22720113222273 its reverse (37222231102722), we get a palindrome (59942344324995).

The spelling of 22720113222273 in words is "twenty-two trillion, seven hundred twenty billion, one hundred thirteen million, two hundred twenty-two thousand, two hundred seventy-three".