233100133140 has 144 divisors (see below), whose sum is σ = 787246169472. Its totient is φ = 50475785472.

The previous prime is 233100133139. The next prime is 233100133187. The reversal of 233100133140 is 41331001332.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 617079 + ... + 920318.

It is an arithmetic number, because the mean of its divisors is an integer number (5466987288).

Almost surely, 2^233100133140 is an apocalyptic number.

233100133140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233100133140 is an abundant number, since it is smaller than the sum of its proper divisors (554146036332).

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

233100133140 is a wasteful number, since it uses less digits than its factorization.

233100133140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537454 (or 1537433 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 233100133140 its reverse (41331001332), we get a palindrome (274431134472).

The spelling of 233100133140 in words is "two hundred thirty-three billion, one hundred million, one hundred thirty-three thousand, one hundred forty".