2113140140 has 24 divisors (see below), whose sum is σ = 4438521360. Its totient is φ = 845079488.

The previous prime is 2113140131. The next prime is 2113140149. The reversal of 2113140140 is 410413112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2113140131) and next prime (2113140149).

It is a super-2 number, since 2×2113140140² = 8930722502558439200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2113140149) 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, 132854 + ... + 147906.

It is an arithmetic number, because the mean of its divisors is an integer number (184938390).

Almost surely, 2^2113140140 is an apocalyptic number.

2113140140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113140140 is an abundant number, since it is smaller than the sum of its proper divisors (2325381220).

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

2113140140 is a wasteful number, since it uses less digits than its factorization.

2113140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22081 (or 22079 counting only the distinct ones).

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

The square root of 2113140140 is about 45968.9040548064. The cubic root of 2113140140 is about 1283.2445640891.

Adding to 2113140140 its reverse (410413112), we get a palindrome (2523553252).

The spelling of 2113140140 in words is "two billion, one hundred thirteen million, one hundred forty thousand, one hundred forty".