223223302997 has 4 divisors (see below), whose sum is σ = 223264319520. Its totient is φ = 223182286476.

The previous prime is 223223302987. The next prime is 223223303011. The reversal of 223223302997 is 799203322322.

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 223223302997 - 2¹⁴ = 223223286613 is a prime.

It is a super-3 number, since 3×223223302997³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223223302937) 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, 20500097 + ... + 20510982.

It is an arithmetic number, because the mean of its divisors is an integer number (55816079880).

Almost surely, 2^223223302997 is an apocalyptic number.

It is an amenable number.

223223302997 is a deficient number, since it is larger than the sum of its proper divisors (41016523).

223223302997 is an equidigital number, since it uses as much as digits as its factorization.

223223302997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41016522.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 223223302997 in words is "two hundred twenty-three billion, two hundred twenty-three million, three hundred two thousand, nine hundred ninety-seven".