11231131202133 has 64 divisors (see below), whose sum is σ = 15540107869440. Its totient is φ = 7211794176000.

The previous prime is 11231131202119. The next prime is 11231131202153. The reversal of 11231131202133 is 33120213113211.

It is not a de Polignac number, because 11231131202133 - 2¹² = 11231131198037 is a prime.

It is a super-2 number, since 2×11231131202133² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231131202153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1182593041 + ... + 1182602537.

It is an arithmetic number, because the mean of its divisors is an integer number (242814185460).

Almost surely, 2^{11231131202133} is an apocalyptic number.

It is an amenable number.

11231131202133 is a deficient number, since it is larger than the sum of its proper divisors (4308976667307).

11231131202133 is a wasteful number, since it uses less digits than its factorization.

11231131202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10358.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11231131202133 its reverse (33120213113211), we get a palindrome (44351344315344).

It can be divided in two parts, 1123113 and 1202133, that added together give a triangular number (2325246 = T₂₁₅₆).

The spelling of 11231131202133 in words is "eleven trillion, two hundred thirty-one billion, one hundred thirty-one million, two hundred two thousand, one hundred thirty-three".