233121312230 has 16 divisors (see below), whose sum is σ = 433154438784. Its totient is φ = 90240507840.

The previous prime is 233121312211. The next prime is 233121312251. The reversal of 233121312230 is 32213121332.

It is a junction number, because it is equal to n+sod(n) for n = 233121312196 and 233121312205.

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, 376001807 + ... + 376002426.

It is an arithmetic number, because the mean of its divisors is an integer number (27072152424).

Almost surely, 2^233121312230 is an apocalyptic number.

233121312230 is a deficient number, since it is larger than the sum of its proper divisors (200033126554).

233121312230 is a wasteful number, since it uses less digits than its factorization.

233121312230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752004271.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 233121312230 its reverse (32213121332), we get a palindrome (265334433562).

The spelling of 233121312230 in words is "two hundred thirty-three billion, one hundred twenty-one million, three hundred twelve thousand, two hundred thirty".