1210232133212 has 12 divisors (see below), whose sum is σ = 2117952775176. Its totient is φ = 605102768880.

The previous prime is 1210232133169. The next prime is 1210232133217. The reversal of 1210232133212 is 2123312320121.

It is a super-2 number, since 2×1210232133212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210232133217) 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, 3118238 + ... + 3484805.

It is an arithmetic number, because the mean of its divisors is an integer number (176496064598).

Almost surely, 2^{1210232133212} is an apocalyptic number.

It is an amenable number.

1210232133212 is a deficient number, since it is larger than the sum of its proper divisors (907720641964).

1210232133212 is a wasteful number, since it uses less digits than its factorization.

1210232133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6648868 (or 6648866 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1210232133212 its reverse (2123312320121), we get a palindrome (3333544453333).

The spelling of 1210232133212 in words is "one trillion, two hundred ten billion, two hundred thirty-two million, one hundred thirty-three thousand, two hundred twelve".