223079971115231 has 4 divisors (see below), whose sum is σ = 225164830658472. Its totient is φ = 220995111571992.

The previous prime is 223079971115179. The next prime is 223079971115237. The reversal of 223079971115231 is 132511179970322.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 223079971115231 - 2⁶ = 223079971115167 is a prime.

It is a super-3 number, since 3×223079971115231³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223079971115237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1042429771460 + ... + 1042429771673.

It is an arithmetic number, because the mean of its divisors is an integer number (56291207664618).

Almost surely, 2^{223079971115231} is an apocalyptic number.

223079971115231 is a deficient number, since it is larger than the sum of its proper divisors (2084859543241).

223079971115231 is a wasteful number, since it uses less digits than its factorization.

223079971115231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084859543240.

The product of its (nonzero) digits is 1428840, while the sum is 53.

The spelling of 223079971115231 in words is "two hundred twenty-three trillion, seventy-nine billion, nine hundred seventy-one million, one hundred fifteen thousand, two hundred thirty-one".