2103111132 has 24 divisors (see below), whose sum is σ = 4909590672. Its totient is φ = 700704000.

The previous prime is 2103111107. The next prime is 2103111137. The reversal of 2103111132 is 2311113012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103111137) 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, 14619 + ... + 66482.

It is an arithmetic number, because the mean of its divisors is an integer number (204566278).

Almost surely, 2^2103111132 is an apocalyptic number.

It is an amenable number.

2103111132 is an abundant number, since it is smaller than the sum of its proper divisors (2806479540).

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

2103111132 is a wasteful number, since it uses less digits than its factorization.

2103111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83269 (or 83267 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2103111132 is about 45859.6896195341. The cubic root of 2103111132 is about 1281.2112419701.

Adding to 2103111132 its reverse (2311113012), we get a palindrome (4414224144).

The spelling of 2103111132 in words is "two billion, one hundred three million, one hundred eleven thousand, one hundred thirty-two".