131011113033 has 12 divisors (see below), whose sum is σ = 191111921988. Its totient is φ = 86475981600.

The previous prime is 131011112993. The next prime is 131011113113. The reversal of 131011113033 is 330311110131.

It can be written as a sum of positive squares in 2 ways, for example, as 107477098569 + 23534014464 = 327837^2 + 153408^2 .

It is not a de Polignac number, because 131011113033 - 2¹⁸ = 131010850889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131011112997 and 131011113015.

It is not an unprimeable number, because it can be changed into a prime (131011113133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72062410 + ... + 72064227.

It is an arithmetic number, because the mean of its divisors is an integer number (15925993499).

Almost surely, 2^131011113033 is an apocalyptic number.

It is an amenable number.

131011113033 is a deficient number, since it is larger than the sum of its proper divisors (60100808955).

131011113033 is a wasteful number, since it uses less digits than its factorization.

131011113033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144126744 (or 144126741 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 131011113033 its reverse (330311110131), we get a palindrome (461322223164).

The spelling of 131011113033 in words is "one hundred thirty-one billion, eleven million, one hundred thirteen thousand, thirty-three".