3130002002 has 4 divisors (see below), whose sum is σ = 4695003006. Its totient is φ = 1565001000.

The previous prime is 3130001983. The next prime is 3130002023. The reversal of 3130002002 is 2002000313.

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., 1873937521 + 1256064481 = 43289^2 + 35441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 782500499 + ... + 782500502.

Almost surely, 2^3130002002 is an apocalyptic number.

3130002002 is a deficient number, since it is larger than the sum of its proper divisors (1565001004).

3130002002 is a wasteful number, since it uses less digits than its factorization.

3130002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565001003.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3130002002 is about 55946.4208149190. The cubic root of 3130002002 is about 1462.7885035534.

Adding to 3130002002 its reverse (2002000313), we get a palindrome (5132002315).

It can be divided in two parts, 313000200 and 2, that multiplied together give a square (626000400 = 25020²).

The spelling of 3130002002 in words is "three billion, one hundred thirty million, two thousand, two".