123422323231100 has 72 divisors (see below), whose sum is σ = 269859386623008. Its totient is φ = 48994401254400.

The previous prime is 123422323231003. The next prime is 123422323231111. The reversal of 123422323231100 is 1132323224321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46142360 + ... + 48743840.

Almost surely, 2^{123422323231100} is an apocalyptic number.

123422323231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123422323231100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134929693311504).

123422323231100 is an abundant number, since it is smaller than the sum of its proper divisors (146437063391908).

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

123422323231100 is a wasteful number, since it uses less digits than its factorization.

123422323231100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2605095 (or 2605088 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 123422323231100 its reverse (1132323224321), we get a palindrome (124554646455421).

The spelling of 123422323231100 in words is "one hundred twenty-three trillion, four hundred twenty-two billion, three hundred twenty-three million, two hundred thirty-one thousand, one hundred".