123031233101000 has 256 divisors, whose sum is σ = 330151503951360. Its totient is φ = 42037379481600.

The previous prime is 123031233100949. The next prime is 123031233101009. The reversal of 123031233101000 is 101332130321.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (123031233101009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2749094624 + ... + 2749139376.

It is an arithmetic number, because the mean of its divisors is an integer number (1289654312310).

Almost surely, 2^{123031233101000} is an apocalyptic number.

123031233101000 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 123031233101000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165075751975680).

123031233101000 is an abundant number, since it is smaller than the sum of its proper divisors (207120270850360).

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

123031233101000 is a wasteful number, since it uses less digits than its factorization.

123031233101000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46121 (or 46107 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123031233101000 its reverse (101332130321), we get a palindrome (123132565231321).

The spelling of 123031233101000 in words is "one hundred twenty-three trillion, thirty-one billion, two hundred thirty-three million, one hundred one thousand".