133021022342331 has 4 divisors (see below), whose sum is σ = 177361363123112. Its totient is φ = 88680681561552.

The previous prime is 133021022342291. The next prime is 133021022342359. The reversal of 133021022342331 is 133243220120331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 133021022342331 - 2¹⁰ = 133021022341307 is a prime.

It is a super-2 number, since 2×133021022342331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133021022342231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22170170390386 + ... + 22170170390391.

It is an arithmetic number, because the mean of its divisors is an integer number (44340340780778).

Almost surely, 2^{133021022342331} is an apocalyptic number.

133021022342331 is a deficient number, since it is larger than the sum of its proper divisors (44340340780781).

133021022342331 is an equidigital number, since it uses as much as digits as its factorization.

133021022342331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44340340780780.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 133021022342331 its reverse (133243220120331), we get a palindrome (266264242462662).

The spelling of 133021022342331 in words is "one hundred thirty-three trillion, twenty-one billion, twenty-two million, three hundred forty-two thousand, three hundred thirty-one".