133120024321 has 16 divisors (see below), whose sum is σ = 139559500800. Its totient is φ = 126876043008.

The previous prime is 133120024319. The next prime is 133120024327. The reversal of 133120024321 is 123420021331.

It is a cyclic number.

It is not a de Polignac number, because 133120024321 - 2¹ = 133120024319 is a prime.

It is a super-2 number, since 2×133120024321² (a number of 23 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 = 133120024292 and 133120024301.

It is not an unprimeable number, because it can be changed into a prime (133120024327) 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, 25485 + ... + 516613.

It is an arithmetic number, because the mean of its divisors is an integer number (8722468800).

Almost surely, 2^133120024321 is an apocalyptic number.

It is an amenable number.

133120024321 is a deficient number, since it is larger than the sum of its proper divisors (6439476479).

133120024321 is an equidigital number, since it uses as much as digits as its factorization.

133120024321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491328.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 133120024321 its reverse (123420021331), we get a palindrome (256540045652).

The spelling of 133120024321 in words is "one hundred thirty-three billion, one hundred twenty million, twenty-four thousand, three hundred twenty-one".