2102013004 has 24 divisors (see below), whose sum is σ = 4527413408. Its totient is φ = 831565440.

The previous prime is 2102012999. The next prime is 2102013013. The reversal of 2102013004 is 4003102012.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887017 + ... + 2887744.

Almost surely, 2^2102013004 is an apocalyptic number.

It is an amenable number.

2102013004 is an abundant number, since it is smaller than the sum of its proper divisors (2425400404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102013004 is a wasteful number, since it uses less digits than its factorization.

2102013004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774785 (or 5774783 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2102013004 is about 45847.7153629273. The cubic root of 2102013004 is about 1280.9882106615.

Adding to 2102013004 its reverse (4003102012), we get a palindrome (6105115016).

The spelling of 2102013004 in words is "two billion, one hundred two million, thirteen thousand, four".