233013123312 has 20 divisors (see below), whose sum is σ = 601950568680. Its totient is φ = 77671041088.

The previous prime is 233013123311. The next prime is 233013123319. The reversal of 233013123312 is 213321310332.

It is a super-2 number, since 2×233013123312² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233013123311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2427219987 + ... + 2427220082.

It is an arithmetic number, because the mean of its divisors is an integer number (30097528434).

Almost surely, 2^233013123312 is an apocalyptic number.

It is an amenable number.

233013123312 is an abundant number, since it is smaller than the sum of its proper divisors (368937445368).

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

233013123312 is a wasteful number, since it uses less digits than its factorization.

233013123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854440080 (or 4854440074 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 233013123312 its reverse (213321310332), we get a palindrome (446334433644).

The spelling of 233013123312 in words is "two hundred thirty-three billion, thirteen million, one hundred twenty-three thousand, three hundred twelve".