12400311133 has 32 divisors (see below), whose sum is σ = 14651642880. Its totient is φ = 10274288640.

The previous prime is 12400311097. The next prime is 12400311167. The reversal of 12400311133 is 33111300421.

It is not a de Polignac number, because 12400311133 - 2²⁹ = 11863440221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12400311133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12400311193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20097441 + ... + 20098057.

It is an arithmetic number, because the mean of its divisors is an integer number (457863840).

Almost surely, 2^12400311133 is an apocalyptic number.

It is an amenable number.

12400311133 is a deficient number, since it is larger than the sum of its proper divisors (2251331747).

12400311133 is a wasteful number, since it uses less digits than its factorization.

12400311133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12400311133 its reverse (33111300421), we get a palindrome (45511611554).

The spelling of 12400311133 in words is "twelve billion, four hundred million, three hundred eleven thousand, one hundred thirty-three".