223123075047161 has 48 divisors (see below), whose sum is σ = 238520033412672. Its totient is φ = 208452446455680.

The previous prime is 223123075047149. The next prime is 223123075047163. The reversal of 223123075047161 is 161740570321322.

It is a happy number.

It is not a de Polignac number, because 223123075047161 - 2²⁶ = 223123007938297 is a prime.

It is a super-3 number, since 3×223123075047161³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223123075047163) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2782980071 + ... + 2783060243.

It is an arithmetic number, because the mean of its divisors is an integer number (4969167362764).

Almost surely, 2^{223123075047161} is an apocalyptic number.

It is an amenable number.

223123075047161 is a deficient number, since it is larger than the sum of its proper divisors (15396958365511).

223123075047161 is an equidigital number, since it uses as much as digits as its factorization.

223123075047161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80742 (or 80671 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 223123075047161 in words is "two hundred twenty-three trillion, one hundred twenty-three billion, seventy-five million, forty-seven thousand, one hundred sixty-one".