20133032312 has 32 divisors (see below), whose sum is σ = 38011783680. Its totient is φ = 9996787200.

The previous prime is 20133032303. The next prime is 20133032327. The reversal of 20133032312 is 21323033102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 699812 + ... + 728012.

It is an arithmetic number, because the mean of its divisors is an integer number (1187868240).

Almost surely, 2^20133032312 is an apocalyptic number.

It is an amenable number.

20133032312 is a deficient number, since it is larger than the sum of its proper divisors (17878751368).

20133032312 is a wasteful number, since it uses less digits than its factorization.

20133032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28823 (or 28819 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20133032312 its reverse (21323033102), we get a palindrome (41456065414).

The spelling of 20133032312 in words is "twenty billion, one hundred thirty-three million, thirty-two thousand, three hundred twelve".