2113420112 has 20 divisors (see below), whose sum is σ = 4194624756. Its totient is φ = 1030936320.

The previous prime is 2113420109. The next prime is 2113420163. The reversal of 2113420112 is 2110243112.

It can be written as a sum of positive squares in 2 ways, for example, as 840072256 + 1273347856 = 28984^2 + 35684^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610183 + ... + 1611494.

Almost surely, 2^2113420112 is an apocalyptic number.

It is an amenable number.

2113420112 is a deficient number, since it is larger than the sum of its proper divisors (2081204644).

2113420112 is a wasteful number, since it uses less digits than its factorization.

2113420112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221726 (or 3221720 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2113420112 is about 45971.9491864332. The cubic root of 2113420112 is about 1283.3012343614.

Adding to 2113420112 its reverse (2110243112), we get a palindrome (4223663224).

The spelling of 2113420112 in words is "two billion, one hundred thirteen million, four hundred twenty thousand, one hundred twelve".