12002213402 has 8 divisors (see below), whose sum is σ = 18489896436. Its totient is φ = 5838914592.

The previous prime is 12002213387. The next prime is 12002213429. The reversal of 12002213402 is 20431220021.

It can be written as a sum of positive squares in 2 ways, for example, as 11992659121 + 9554281 = 109511^2 + 3091^2 .

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, 81095963 + ... + 81096110.

Almost surely, 2^12002213402 is an apocalyptic number.

12002213402 is a deficient number, since it is larger than the sum of its proper divisors (6487683034).

12002213402 is a wasteful number, since it uses less digits than its factorization.

12002213402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162192112.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12002213402 its reverse (20431220021), we get a palindrome (32433433423).

The spelling of 12002213402 in words is "twelve billion, two million, two hundred thirteen thousand, four hundred two".