223225512123 has 16 divisors (see below), whose sum is σ = 298026832896. Its totient is φ = 148620675840.

The previous prime is 223225512053. The next prime is 223225512131. The reversal of 223225512123 is 321215522322.

It is a happy number.

It is not a de Polignac number, because 223225512123 - 2⁸ = 223225511867 is a prime.

It is a super-3 number, since 3×223225512123³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223225514123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23015211 + ... + 23024907.

It is an arithmetic number, because the mean of its divisors is an integer number (18626677056).

Almost surely, 2^223225512123 is an apocalyptic number.

223225512123 is a deficient number, since it is larger than the sum of its proper divisors (74801320773).

223225512123 is an equidigital number, since it uses as much as digits as its factorization.

223225512123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19034.

The product of its digits is 14400, while the sum is 30.

The spelling of 223225512123 in words is "two hundred twenty-three billion, two hundred twenty-five million, five hundred twelve thousand, one hundred twenty-three".