2113120210 has 16 divisors (see below), whose sum is σ = 3805047576. Its totient is φ = 844930048.

The previous prime is 2113120199. The next prime is 2113120231. The reversal of 2113120210 is 120213112.

It can be written as a sum of positive squares in 4 ways, for example, as 2109840489 + 3279721 = 45933^2 + 1811^2 .

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, 10849 + ... + 65908.

Almost surely, 2^2113120210 is an apocalyptic number.

2113120210 is a deficient number, since it is larger than the sum of its proper divisors (1691927366).

2113120210 is a wasteful number, since it uses less digits than its factorization.

2113120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79517.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2113120210 is about 45968.6872773195. The cubic root of 2113120210 is about 1283.2405297858.

Adding to 2113120210 its reverse (120213112), we get a palindrome (2233333322).

The spelling of 2113120210 in words is "two billion, one hundred thirteen million, one hundred twenty thousand, two hundred ten".