10012002004 has 6 divisors (see below), whose sum is σ = 17521003514. Its totient is φ = 5006001000.

The previous prime is 10012001971. The next prime is 10012002019. The reversal of 10012002004 is 40020021001.

It can be written as a sum of positive squares in only one way, i.e., 5307413904 + 4704588100 = 72852^2 + 68590^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251500247 + ... + 1251500254.

Almost surely, 2^10012002004 is an apocalyptic number.

It is an amenable number.

10012002004 is a deficient number, since it is larger than the sum of its proper divisors (7509001510).

10012002004 is a wasteful number, since it uses less digits than its factorization.

10012002004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503000505 (or 2503000503 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10012002004 its reverse (40020021001), we get a palindrome (50032023005).

The spelling of 10012002004 in words is "ten billion, twelve million, two thousand, four".