12111201002 has 8 divisors (see below), whose sum is σ = 18167710212. Its totient is φ = 6055297600.

The previous prime is 12111200963. The next prime is 12111201043. The reversal of 12111201002 is 20010211121.

It can be written as a sum of positive squares in 2 ways, for example, as 11577544801 + 533656201 = 107599^2 + 23101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97649 + ... + 183732.

Almost surely, 2^12111201002 is an apocalyptic number.

12111201002 is a deficient number, since it is larger than the sum of its proper divisors (6056509210).

12111201002 is a wasteful number, since it uses less digits than its factorization.

12111201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302904.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12111201002 its reverse (20010211121), we get a palindrome (32121412123).

The spelling of 12111201002 in words is "twelve billion, one hundred eleven million, two hundred one thousand, two".