1232012133 has 64 divisors (see below), whose sum is σ = 2070892800. Its totient is φ = 717050880.

The previous prime is 1232012129. The next prime is 1232012179. The reversal of 1232012133 is 3312102321.

It is not a de Polignac number, because 1232012133 - 2² = 1232012129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232012123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2695641 + ... + 2696097.

It is an arithmetic number, because the mean of its divisors is an integer number (32357700).

Almost surely, 2^1232012133 is an apocalyptic number.

It is an amenable number.

1232012133 is a deficient number, since it is larger than the sum of its proper divisors (838880667).

1232012133 is a wasteful number, since it uses less digits than its factorization.

1232012133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819 (or 813 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1232012133 is about 35100.0303846022. The cubic root of 1232012133 is about 1072.0252013479.

Adding to 1232012133 its reverse (3312102321), we get a palindrome (4544114454).

The spelling of 1232012133 in words is "one billion, two hundred thirty-two million, twelve thousand, one hundred thirty-three".