233031023120 has 80 divisors (see below), whose sum is σ = 635931821568. Its totient is φ = 77736983040.

The previous prime is 233031023119. The next prime is 233031023221. The reversal of 233031023120 is 21320130332.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 233031023092 and 233031023101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5602616 + ... + 5644055.

Almost surely, 2^233031023120 is an apocalyptic number.

233031023120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233031023120 is an abundant number, since it is smaller than the sum of its proper divisors (402900798448).

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

233031023120 is a wasteful number, since it uses less digits than its factorization.

233031023120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11246728 (or 11246722 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 233031023120 its reverse (21320130332), we get a palindrome (254351153452).

The spelling of 233031023120 in words is "two hundred thirty-three billion, thirty-one million, twenty-three thousand, one hundred twenty".