131303132223331 has 8 divisors (see below), whose sum is σ = 144223120062720. Its totient is φ = 118984074050952.

The previous prime is 131303132223323. The next prime is 131303132223391. The reversal of 131303132223331 is 133322231303131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131303132223331 - 2³ = 131303132223323 is a prime.

It is a super-2 number, since 2×131303132223331² (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 = 131303132223293 and 131303132223302.

It is not an unprimeable number, because it can be changed into a prime (131303132223301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150232416295 + ... + 150232417168.

It is an arithmetic number, because the mean of its divisors is an integer number (18027890007840).

Almost surely, 2^{131303132223331} is an apocalyptic number.

131303132223331 is a deficient number, since it is larger than the sum of its proper divisors (12919987839389).

131303132223331 is a wasteful number, since it uses less digits than its factorization.

131303132223331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300464833505.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 131303132223331 its reverse (133322231303131), we get a palindrome (264625363526462).

The spelling of 131303132223331 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred thirty-two million, two hundred twenty-three thousand, three hundred thirty-one".