2105111032 has 16 divisors (see below), whose sum is σ = 4013983800. Its totient is φ = 1034715360.

The previous prime is 2105111027. The next prime is 2105111033. The reversal of 2105111032 is 2301115012.

It is a junction number, because it is equal to n+sod(n) for n = 2105110997 and 2105111015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105111033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2229519 + ... + 2230462.

Almost surely, 2^2105111032 is an apocalyptic number.

It is an amenable number.

2105111032 is a deficient number, since it is larger than the sum of its proper divisors (1908872768).

2105111032 is a wasteful number, since it uses less digits than its factorization.

2105111032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4460046 (or 4460042 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 2105111032 is about 45881.4889906594. The cubic root of 2105111032 is about 1281.6172250508.

Adding to 2105111032 its reverse (2301115012), we get a palindrome (4406226044).

The spelling of 2105111032 in words is "two billion, one hundred five million, one hundred eleven thousand, thirty-two".