133023220331233 has 4 divisors (see below), whose sum is σ = 138806838606528. Its totient is φ = 127239602055940.

The previous prime is 133023220331219. The next prime is 133023220331341. The reversal of 133023220331233 is 332133022320331.

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 a de Polignac number, because none of the positive numbers 2^k-133023220331233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133023220331195 and 133023220331204.

It is not an unprimeable number, because it can be changed into a prime (133023220334233) 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, 2891809137613 + ... + 2891809137658.

It is an arithmetic number, because the mean of its divisors is an integer number (34701709651632).

Almost surely, 2^{133023220331233} is an apocalyptic number.

It is an amenable number.

133023220331233 is a deficient number, since it is larger than the sum of its proper divisors (5783618275295).

133023220331233 is an equidigital number, since it uses as much as digits as its factorization.

133023220331233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783618275294.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 133023220331233 its reverse (332133022320331), we get a palindrome (465156242651564).

The spelling of 133023220331233 in words is "one hundred thirty-three trillion, twenty-three billion, two hundred twenty million, three hundred thirty-one thousand, two hundred thirty-three".