233022210012 has 72 divisors (see below), whose sum is σ = 598368388800. Its totient is φ = 76448631168.

The previous prime is 233022209971. The next prime is 233022210013. The reversal of 233022210012 is 210012220332.

233022210012 is a `hidden beast` number, since 2 + 330 + 222 + 100 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233022210013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 772314 + ... + 1030782.

Almost surely, 2^233022210012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233022210012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299184194400).

233022210012 is an abundant number, since it is smaller than the sum of its proper divisors (365346178788).

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

233022210012 is a wasteful number, since it uses less digits than its factorization.

233022210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258875 (or 258870 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 233022210012 its reverse (210012220332), we get a palindrome (443034430344).

The spelling of 233022210012 in words is "two hundred thirty-three billion, twenty-two million, two hundred ten thousand, twelve".