1002100513 has 8 divisors (see below), whose sum is σ = 1095275520. Its totient is φ = 912728640.

The previous prime is 1002100507. The next prime is 1002100523. The reversal of 1002100513 is 3150012001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1002100513 - 2²⁵ = 968546081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002100493 and 1002100502.

It is not an unprimeable number, because it can be changed into a prime (1002100523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950233 + ... + 951286.

It is an arithmetic number, because the mean of its divisors is an integer number (136909440).

Almost surely, 2^1002100513 is an apocalyptic number.

It is an amenable number.

1002100513 is a deficient number, since it is larger than the sum of its proper divisors (93175007).

1002100513 is a wasteful number, since it uses less digits than its factorization.

1002100513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901567.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 1002100513 is about 31655.9712060774. The cubic root of 1002100513 is about 1000.6996813319.

Adding to 1002100513 its reverse (3150012001), we get a palindrome (4152112514).

The spelling of 1002100513 in words is "one billion, two million, one hundred thousand, five hundred thirteen".