22332441997 has 4 divisors (see below), whose sum is σ = 23303417760. Its totient is φ = 21361466236.

The previous prime is 22332441961. The next prime is 22332442007. The reversal of 22332441997 is 79914423322.

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 22332441997 - 2⁷ = 22332441869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22332447997) 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, 485487847 + ... + 485487892.

It is an arithmetic number, because the mean of its divisors is an integer number (5825854440).

Almost surely, 2^22332441997 is an apocalyptic number.

It is an amenable number.

22332441997 is a deficient number, since it is larger than the sum of its proper divisors (970975763).

22332441997 is an equidigital number, since it uses as much as digits as its factorization.

22332441997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970975762.

The product of its digits is 653184, while the sum is 46.

The spelling of 22332441997 in words is "twenty-two billion, three hundred thirty-two million, four hundred forty-one thousand, nine hundred ninety-seven".