2102031112 has 32 divisors (see below), whose sum is σ = 4005953280. Its totient is φ = 1033845120.

The previous prime is 2102031083. The next prime is 2102031143. The reversal of 2102031112 is 2111302012.

It is a junction number, because it is equal to n+sod(n) for n = 2102031092 and 2102031101.

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, 258988 + ... + 266980.

It is an arithmetic number, because the mean of its divisors is an integer number (125186040).

Almost surely, 2^2102031112 is an apocalyptic number.

It is an amenable number.

2102031112 is a deficient number, since it is larger than the sum of its proper divisors (1903922168).

2102031112 is a wasteful number, since it uses less digits than its factorization.

2102031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533 (or 8529 counting only the distinct ones).

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

The square root of 2102031112 is about 45847.9128423530. The cubic root of 2102031112 is about 1280.9918890510.

Adding to 2102031112 its reverse (2111302012), we get a palindrome (4213333124).

The spelling of 2102031112 in words is "two billion, one hundred two million, thirty-one thousand, one hundred twelve".