33012112132 has 24 divisors (see below), whose sum is σ = 57943624536. Its totient is φ = 16456866048.

The previous prime is 33012112121. The next prime is 33012112151. The reversal of 33012112132 is 23121121033.

It can be written as a sum of positive squares in 4 ways, for example, as 39363076 + 32972749056 = 6274^2 + 181584^2 .

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, 1886688 + ... + 1904104.

It is an arithmetic number, because the mean of its divisors is an integer number (2414317689).

Almost surely, 2^33012112132 is an apocalyptic number.

It is an amenable number.

33012112132 is a deficient number, since it is larger than the sum of its proper divisors (24931512404).

33012112132 is a wasteful number, since it uses less digits than its factorization.

33012112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18807 (or 18805 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 33012112132 its reverse (23121121033), we get a palindrome (56133233165).

The spelling of 33012112132 in words is "thirty-three billion, twelve million, one hundred twelve thousand, one hundred thirty-two".