3133021212 has 72 divisors (see below), whose sum is σ = 8053063200. Its totient is φ = 1026883200.

The previous prime is 3133021187. The next prime is 3133021223. The reversal of 3133021212 is 2121203313.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538873 + ... + 544655.

It is an arithmetic number, because the mean of its divisors is an integer number (111848100).

Almost surely, 2^3133021212 is an apocalyptic number.

It is an amenable number.

3133021212 is an abundant number, since it is smaller than the sum of its proper divisors (4920041988).

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

3133021212 is a wasteful number, since it uses less digits than its factorization.

3133021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6043 (or 6038 counting only the distinct ones).

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

The square root of 3133021212 is about 55973.3973598173. The cubic root of 3133021212 is about 1463.2586892370.

Adding to 3133021212 its reverse (2121203313), we get a palindrome (5254224525).

The spelling of 3133021212 in words is "three billion, one hundred thirty-three million, twenty-one thousand, two hundred twelve".