131233344203023 has 16 divisors (see below), whose sum is σ = 131495697475200. Its totient is φ = 130971252045600.

The previous prime is 131233344203009. The next prime is 131233344203033. The reversal of 131233344203023 is 320302443332131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 131233344203023 - 2¹³ = 131233344194831 is a prime.

It is a super-2 number, since 2×131233344203023² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131233344203023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131233344203033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8913484740 + ... + 8913499462.

It is an arithmetic number, because the mean of its divisors is an integer number (8218481092200).

Almost surely, 2^{131233344203023} is an apocalyptic number.

131233344203023 is a deficient number, since it is larger than the sum of its proper divisors (262353272177).

131233344203023 is a wasteful number, since it uses less digits than its factorization.

131233344203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22422.

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 131233344203023 its reverse (320302443332131), we get a palindrome (451535787535154).

The spelling of 131233344203023 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, three hundred forty-four million, two hundred three thousand, twenty-three".