223133329979 has 4 divisors (see below), whose sum is σ = 255009519984. Its totient is φ = 191257139976.

The previous prime is 223133329933. The next prime is 223133329997. The reversal of 223133329979 is 979923331322.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-223133329979 is a prime.

It is a super-3 number, since 3×223133329979³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223133329979.

It is not an unprimeable number, because it can be changed into a prime (223133329999) 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, 15938094992 + ... + 15938095005.

It is an arithmetic number, because the mean of its divisors is an integer number (63752379996).

Almost surely, 2^223133329979 is an apocalyptic number.

223133329979 is a deficient number, since it is larger than the sum of its proper divisors (31876190005).

223133329979 is an equidigital number, since it uses as much as digits as its factorization.

223133329979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31876190004.

The product of its digits is 3306744, while the sum is 53.

The spelling of 223133329979 in words is "two hundred twenty-three billion, one hundred thirty-three million, three hundred twenty-nine thousand, nine hundred seventy-nine".