1232011112 has 16 divisors (see below), whose sum is σ = 2310699300. Its totient is φ = 615824640.

The previous prime is 1232011093. The next prime is 1232011117. The reversal of 1232011112 is 2111102321.

It can be written as a sum of positive squares in 2 ways, for example, as 1224580036 + 7431076 = 34994^2 + 2726^2 .

It is not an unprimeable number, because it can be changed into a prime (1232011117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8912 + ... + 50432.

Almost surely, 2^1232011112 is an apocalyptic number.

It is an amenable number.

1232011112 is a deficient number, since it is larger than the sum of its proper divisors (1078688188).

1232011112 is a wasteful number, since it uses less digits than its factorization.

1232011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45236 (or 45232 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1232011112 is about 35100.0158404523. The cubic root of 1232011112 is about 1072.0249052096.

Adding to 1232011112 its reverse (2111102321), we get a palindrome (3343113433).

It can be divided in two parts, 12320 and 11112, that added together give a palindrome (23432).

The spelling of 1232011112 in words is "one billion, two hundred thirty-two million, eleven thousand, one hundred twelve".