123525140433222 has 256 divisors, whose sum is σ = 297395391587328. Its totient is φ = 33773529415680.

The previous prime is 123525140433197. The next prime is 123525140433283. The reversal of 123525140433222 is 222334041525321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3021409993 + ... + 3021450875.

It is an arithmetic number, because the mean of its divisors is an integer number (1161700748388).

Almost surely, 2^{123525140433222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123525140433222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148697695793664).

123525140433222 is an abundant number, since it is smaller than the sum of its proper divisors (173870251154106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123525140433222 is a wasteful number, since it uses less digits than its factorization.

123525140433222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42023.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 123525140433222 its reverse (222334041525321), we get a palindrome (345859181958543).

The spelling of 123525140433222 in words is "one hundred twenty-three trillion, five hundred twenty-five billion, one hundred forty million, four hundred thirty-three thousand, two hundred twenty-two".