12133031105 has 16 divisors (see below), whose sum is σ = 15945370560. Its totient is φ = 8807913408.

The previous prime is 12133031021. The next prime is 12133031117. The reversal of 12133031105 is 50113033121.

It is a cyclic number.

It is not a de Polignac number, because 12133031105 - 2¹⁸ = 12132768961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1578047 + ... + 1585716.

It is an arithmetic number, because the mean of its divisors is an integer number (996585660).

Almost surely, 2^12133031105 is an apocalyptic number.

It is an amenable number.

12133031105 is a deficient number, since it is larger than the sum of its proper divisors (3812339455).

12133031105 is a wasteful number, since it uses less digits than its factorization.

12133031105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163840.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 12133031105 its reverse (50113033121), we get a palindrome (62246064226).

The spelling of 12133031105 in words is "twelve billion, one hundred thirty-three million, thirty-one thousand, one hundred five".