233020031212 has 12 divisors (see below), whose sum is σ = 407796806200. Its totient is φ = 116506658016.

The previous prime is 233020031191. The next prime is 233020031267. The reversal of 233020031212 is 212130020332.

It is a self number, because there is not a number n which added to its sum of digits gives 233020031212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679878 + ... + 963469.

Almost surely, 2^233020031212 is an apocalyptic number.

It is an amenable number.

233020031212 is a deficient number, since it is larger than the sum of its proper divisors (174776774988).

233020031212 is a wasteful number, since it uses less digits than its factorization.

233020031212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678800 (or 1678798 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 233020031212 its reverse (212130020332), we get a palindrome (445150051544).

The spelling of 233020031212 in words is "two hundred thirty-three billion, twenty million, thirty-one thousand, two hundred twelve".