1212021133032 has 16 divisors (see below), whose sum is σ = 3030052832640. Its totient is φ = 404007044336.

The previous prime is 1212021133021. The next prime is 1212021133033. The reversal of 1212021133032 is 2303311202121.

It is not an unprimeable number, because it can be changed into a prime (1212021133033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25250440248 + ... + 25250440295.

It is an arithmetic number, because the mean of its divisors is an integer number (189378302040).

Almost surely, 2^{1212021133032} is an apocalyptic number.

1212021133032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1212021133032 is an abundant number, since it is smaller than the sum of its proper divisors (1818031699608).

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

1212021133032 is a wasteful number, since it uses less digits than its factorization.

1212021133032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50500880552 (or 50500880548 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1212021133032 its reverse (2303311202121), we get a palindrome (3515332335153).

The spelling of 1212021133032 in words is "one trillion, two hundred twelve billion, twenty-one million, one hundred thirty-three thousand, thirty-two".