133112303431 has 2 divisors, whose sum is σ = 133112303432. Its totient is φ = 133112303430.

The previous prime is 133112303417. The next prime is 133112303447. The reversal of 133112303431 is 134303211331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133112303431 is a prime.

It is a super-2 number, since 2×133112303431² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133112303396 and 133112303405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133112303411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66556151715 + 66556151716.

It is an arithmetic number, because the mean of its divisors is an integer number (66556151716).

Almost surely, 2^133112303431 is an apocalyptic number.

133112303431 is a deficient number, since it is larger than the sum of its proper divisors (1).

133112303431 is an equidigital number, since it uses as much as digits as its factorization.

133112303431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 133112303431 its reverse (134303211331), we get a palindrome (267415514762).

The spelling of 133112303431 in words is "one hundred thirty-three billion, one hundred twelve million, three hundred three thousand, four hundred thirty-one".