2031113212 has 12 divisors (see below), whose sum is σ = 3556654920. Its totient is φ = 1014926096.

The previous prime is 2031113207. The next prime is 2031113251. The reversal of 2031113212 is 2123111302.

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, 150343 + ... + 163294.

It is an arithmetic number, because the mean of its divisors is an integer number (296387910).

Almost surely, 2^2031113212 is an apocalyptic number.

It is an amenable number.

2031113212 is a deficient number, since it is larger than the sum of its proper divisors (1525541708).

2031113212 is a wasteful number, since it uses less digits than its factorization.

2031113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315260 (or 315258 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2031113212 is about 45067.8733911419. The cubic root of 2031113212 is about 1266.4208258194.

Adding to 2031113212 its reverse (2123111302), we get a palindrome (4154224514).

The spelling of 2031113212 in words is "two billion, thirty-one million, one hundred thirteen thousand, two hundred twelve".