12033899522 has 6 divisors (see below), whose sum is σ = 18051081993. Its totient is φ = 6016872192.

The previous prime is 12033899473. The next prime is 12033899533. The reversal of 12033899522 is 22599833021.

It can be written as a sum of positive squares in 2 ways, for example, as 12012379201 + 21520321 = 109601^2 + 4639^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=77569.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 116354 + ... + 193922.

Almost surely, 2^12033899522 is an apocalyptic number.

12033899522 is a deficient number, since it is larger than the sum of its proper divisors (6017182471).

12033899522 is an frugal number, since it uses more digits than its factorization.

12033899522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155140 (or 77571 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 12033899522 in words is "twelve billion, thirty-three million, eight hundred ninety-nine thousand, five hundred twenty-two".