233420012120 has 32 divisors (see below), whose sum is σ = 525209361120. Its totient is φ = 93365456640.

The previous prime is 233420012083. The next prime is 233420012131. The reversal of 233420012120 is 21210024332.

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 = 233420012092 and 233420012101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234660 + ... + 2336780.

It is an arithmetic number, because the mean of its divisors is an integer number (16412792535).

Almost surely, 2^233420012120 is an apocalyptic number.

233420012120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233420012120 is an abundant number, since it is smaller than the sum of its proper divisors (291789349000).

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

233420012120 is a wasteful number, since it uses less digits than its factorization.

233420012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159275 (or 159271 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 233420012120 its reverse (21210024332), we get a palindrome (254630036452).

The spelling of 233420012120 in words is "two hundred thirty-three billion, four hundred twenty million, twelve thousand, one hundred twenty".