3120102002 has 4 divisors (see below), whose sum is σ = 4680153006. Its totient is φ = 1560051000.

The previous prime is 3120101989. The next prime is 3120102017. The reversal of 3120102002 is 2002010213.

It is a happy number.

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., 2398158841 + 721943161 = 48971^2 + 26869^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 780025499 + ... + 780025502.

Almost surely, 2^3120102002 is an apocalyptic number.

3120102002 is a deficient number, since it is larger than the sum of its proper divisors (1560051004).

3120102002 is a wasteful number, since it uses less digits than its factorization.

3120102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560051003.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 3120102002 is about 55857.8732319805. The cubic root of 3120102002 is about 1461.2446385975.

Adding to 3120102002 its reverse (2002010213), we get a palindrome (5122112215).

The spelling of 3120102002 in words is "three billion, one hundred twenty million, one hundred two thousand, two".