12011313112 has 8 divisors (see below), whose sum is σ = 22521212100. Its totient is φ = 6005656552.

The previous prime is 12011313079. The next prime is 12011313131. The reversal of 12011313112 is 21131311021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750707062 + ... + 750707077.

Almost surely, 2^12011313112 is an apocalyptic number.

It is an amenable number.

12011313112 is a deficient number, since it is larger than the sum of its proper divisors (10509898988).

12011313112 is a wasteful number, since it uses less digits than its factorization.

12011313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501414145 (or 1501414141 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12011313112 its reverse (21131311021), we get a palindrome (33142624133).

It can be divided in two parts, 120113 and 13112, that added together give a square (133225 = 365²).

The spelling of 12011313112 in words is "twelve billion, eleven million, three hundred thirteen thousand, one hundred twelve".