133041322444431 has 16 divisors (see below), whose sum is σ = 180755069222880. Its totient is φ = 87011259903360.

The previous prime is 133041322444427. The next prime is 133041322444439. The reversal of 133041322444431 is 134444223140331.

It is not a de Polignac number, because 133041322444431 - 2² = 133041322444427 is a prime.

It is a super-2 number, since 2×133041322444431² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133041322444431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133041322444439) 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, 44109216 + ... + 47028773.

It is an arithmetic number, because the mean of its divisors is an integer number (11297191826430).

Almost surely, 2^{133041322444431} is an apocalyptic number.

133041322444431 is a deficient number, since it is larger than the sum of its proper divisors (47713746778449).

133041322444431 is an equidigital number, since it uses as much as digits as its factorization.

133041322444431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91147226.

The product of its (nonzero) digits is 331776, while the sum is 39.

Adding to 133041322444431 its reverse (134444223140331), we get a palindrome (267485545584762).

The spelling of 133041322444431 in words is "one hundred thirty-three trillion, forty-one billion, three hundred twenty-two million, four hundred forty-four thousand, four hundred thirty-one".