131110011331331 has 4 divisors (see below), whose sum is σ = 131110472425464. Its totient is φ = 131109550237200.

The previous prime is 131110011331303. The next prime is 131110011331357. The reversal of 131110011331331 is 133133110011131.

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 131110011331331 - 2¹⁸ = 131110011069187 is a prime.

It is a super-2 number, since 2×131110011331331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131110011331297 and 131110011331306.

It is not an unprimeable number, because it can be changed into a prime (131110011331531) 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, 230120285 + ... + 230689326.

It is an arithmetic number, because the mean of its divisors is an integer number (32777618106366).

Almost surely, 2^{131110011331331} is an apocalyptic number.

131110011331331 is a deficient number, since it is larger than the sum of its proper divisors (461094133).

131110011331331 is an equidigital number, since it uses as much as digits as its factorization.

131110011331331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461094132.

The product of its (nonzero) digits is 243, while the sum is 23.

Adding to 131110011331331 its reverse (133133110011131), we get a palindrome (264243121342462).

The spelling of 131110011331331 in words is "one hundred thirty-one trillion, one hundred ten billion, eleven million, three hundred thirty-one thousand, three hundred thirty-one".