2013120202 has 12 divisors (see below), whose sum is σ = 3127400406. Its totient is φ = 971850320.

The previous prime is 2013120163. The next prime is 2013120203. The reversal of 2013120202 is 2020213102.

It can be written as a sum of positive squares in 3 ways, for example, as 2012329881 + 790321 = 44859^2 + 889^2 .

It is not an unprimeable number, because it can be changed into a prime (2013120203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 596749 + ... + 600112.

Almost surely, 2^2013120202 is an apocalyptic number.

2013120202 is a deficient number, since it is larger than the sum of its proper divisors (1114280204).

2013120202 is a wasteful number, since it uses less digits than its factorization.

2013120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196921 (or 1196892 counting only the distinct ones).

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

The square root of 2013120202 is about 44867.8080810730. The cubic root of 2013120202 is about 1262.6701170234.

Adding to 2013120202 its reverse (2020213102), we get a palindrome (4033333304).

The spelling of 2013120202 in words is "two billion, thirteen million, one hundred twenty thousand, two hundred two".