22887561113 has 4 divisors (see below), whose sum is σ = 23625869568. Its totient is φ = 22149252660.

The previous prime is 22887561097. The next prime is 22887561127. The reversal of 22887561113 is 31116578822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22887561113 - 2⁴ = 22887561097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22887561173) 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, 369154181 + ... + 369154242.

It is an arithmetic number, because the mean of its divisors is an integer number (5906467392).

Almost surely, 2^22887561113 is an apocalyptic number.

It is an amenable number.

22887561113 is a deficient number, since it is larger than the sum of its proper divisors (738308455).

22887561113 is an equidigital number, since it uses as much as digits as its factorization.

22887561113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738308454.

The product of its digits is 161280, while the sum is 44.

The spelling of 22887561113 in words is "twenty-two billion, eight hundred eighty-seven million, five hundred sixty-one thousand, one hundred thirteen".