12013503002 has 4 divisors (see below), whose sum is σ = 18020254506. Its totient is φ = 6006751500.

The previous prime is 12013502983. The next prime is 12013503023. The reversal of 12013503002 is 20030531021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10352859001 + 1660644001 = 101749^2 + 40751^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3003375749 + ... + 3003375752.

Almost surely, 2^12013503002 is an apocalyptic number.

12013503002 is a deficient number, since it is larger than the sum of its proper divisors (6006751504).

12013503002 is an equidigital number, since it uses as much as digits as its factorization.

12013503002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006751503.

The product of its (nonzero) digits is 180, while the sum is 17.

The spelling of 12013503002 in words is "twelve billion, thirteen million, five hundred three thousand, two".