133133111212 has 6 divisors (see below), whose sum is σ = 232982944628. Its totient is φ = 66566555604.

The previous prime is 133133111113. The next prime is 133133111219. The reversal of 133133111212 is 212111331331.

It is not an unprimeable number, because it can be changed into a prime (133133111219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16641638898 + ... + 16641638905.

Almost surely, 2^133133111212 is an apocalyptic number.

It is an amenable number.

133133111212 is a deficient number, since it is larger than the sum of its proper divisors (99849833416).

133133111212 is a wasteful number, since it uses less digits than its factorization.

133133111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33283277807 (or 33283277805 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 133133111212 its reverse (212111331331), we get a palindrome (345244442543).

The spelling of 133133111212 in words is "one hundred thirty-three billion, one hundred thirty-three million, one hundred eleven thousand, two hundred twelve".