131233344203111 has 4 divisors (see below), whose sum is σ = 131239448385000. Its totient is φ = 131227240021224.

The previous prime is 131233344203077. The next prime is 131233344203191. The reversal of 131233344203111 is 111302443332131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131233344203111 - 2¹⁰ = 131233344202087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131233344203191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3052058696 + ... + 3052101693.

It is an arithmetic number, because the mean of its divisors is an integer number (32809862096250).

Almost surely, 2^{131233344203111} is an apocalyptic number.

131233344203111 is a deficient number, since it is larger than the sum of its proper divisors (6104181889).

131233344203111 is an equidigital number, since it uses as much as digits as its factorization.

131233344203111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104181888.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 131233344203111 its reverse (111302443332131), we get a palindrome (242535787535242).

The spelling of 131233344203111 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, three hundred forty-four million, two hundred three thousand, one hundred eleven".