133023301321 has 4 divisors (see below), whose sum is σ = 136116866512. Its totient is φ = 129929736132.

The previous prime is 133023301297. The next prime is 133023301337. The reversal of 133023301321 is 123103320331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133023301321 - 2¹¹ = 133023299273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133023301292 and 133023301301.

It is not an unprimeable number, because it can be changed into a prime (133023301381) 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, 1546782531 + ... + 1546782616.

It is an arithmetic number, because the mean of its divisors is an integer number (34029216628).

Almost surely, 2^133023301321 is an apocalyptic number.

It is an amenable number.

133023301321 is a deficient number, since it is larger than the sum of its proper divisors (3093565191).

133023301321 is an equidigital number, since it uses as much as digits as its factorization.

133023301321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093565190.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 133023301321 its reverse (123103320331), we get a palindrome (256126621652).

The spelling of 133023301321 in words is "one hundred thirty-three billion, twenty-three million, three hundred one thousand, three hundred twenty-one".