133221323220223 has 32 divisors (see below), whose sum is σ = 162804085678080. Its totient is φ = 106413416962560.

The previous prime is 133221323220217. The next prime is 133221323220233. The reversal of 133221323220223 is 322022323122331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133221323220223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133221323220233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4626463 + ... + 16966048.

It is an arithmetic number, because the mean of its divisors is an integer number (5087627677440).

Almost surely, 2^{133221323220223} is an apocalyptic number.

133221323220223 is a deficient number, since it is larger than the sum of its proper divisors (29582762457857).

133221323220223 is a wasteful number, since it uses less digits than its factorization.

133221323220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21593047.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 133221323220223 its reverse (322022323122331), we get a palindrome (455243646342554).

The spelling of 133221323220223 in words is "one hundred thirty-three trillion, two hundred twenty-one billion, three hundred twenty-three million, two hundred twenty thousand, two hundred twenty-three".