12001002088 has 32 divisors (see below), whose sum is σ = 23058531720. Its totient is φ = 5852160000.

The previous prime is 12001002073. The next prime is 12001002089. The reversal of 12001002088 is 88020010021.

It can be written as a sum of positive squares in 4 ways, for example, as 10043647524 + 1957354564 = 100218^2 + 44242^2 .

It is a super-2 number, since 2×12001002088² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12001002089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1570918 + ... + 1578538.

Almost surely, 2^12001002088 is an apocalyptic number.

It is an amenable number.

12001002088 is a deficient number, since it is larger than the sum of its proper divisors (11057529632).

12001002088 is a wasteful number, since it uses less digits than its factorization.

12001002088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12469 (or 12465 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The spelling of 12001002088 in words is "twelve billion, one million, two thousand, eighty-eight".