2231203112 has 16 divisors (see below), whose sum is σ = 4184767860. Its totient is φ = 1115265024.

The previous prime is 2231203103. The next prime is 2231203127. The reversal of 2231203112 is 2113021322.

2231203112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1636526116 + 594676996 = 40454^2 + 24386^2 .

It is a super-3 number, since 3×2231203112³ (a number of 29 digits) contains 333 as substring.

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, 12683 + ... + 67994.

Almost surely, 2^2231203112 is an apocalyptic number.

It is an amenable number.

2231203112 is a deficient number, since it is larger than the sum of its proper divisors (1953564748).

2231203112 is a wasteful number, since it uses less digits than its factorization.

2231203112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84140 (or 84136 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2231203112 is about 47235.6127513976. The cubic root of 2231203112 is about 1306.7114672385.

Adding to 2231203112 its reverse (2113021322), we get a palindrome (4344224434).

The spelling of 2231203112 in words is "two billion, two hundred thirty-one million, two hundred three thousand, one hundred twelve".