1002100312 has 16 divisors (see below), whose sum is σ = 1879380360. Its totient is φ = 500932224.

The previous prime is 1002100303. The next prime is 1002100313. The reversal of 1002100312 is 2130012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002100313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29008 + ... + 53344.

Almost surely, 2^1002100312 is an apocalyptic number.

It is an amenable number.

1002100312 is a deficient number, since it is larger than the sum of its proper divisors (877280048).

1002100312 is a wasteful number, since it uses less digits than its factorization.

1002100312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29490 (or 29486 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1002100312 is about 31655.9680313207. The cubic root of 1002100312 is about 1000.6996144255.

Adding to 1002100312 its reverse (2130012001), we get a palindrome (3132112313).

The spelling of 1002100312 in words is "one billion, two million, one hundred thousand, three hundred twelve".