133320221023 has 16 divisors (see below), whose sum is σ = 146296699776. Its totient is φ = 120488067040.

The previous prime is 133320220993. The next prime is 133320221033. The reversal of 133320221023 is 320122023331.

It is not a de Polignac number, because 133320221023 - 2⁵ = 133320220991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133320220985 and 133320221003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133320221033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1666365 + ... + 1744537.

It is an arithmetic number, because the mean of its divisors is an integer number (9143543736).

Almost surely, 2^133320221023 is an apocalyptic number.

133320221023 is a deficient number, since it is larger than the sum of its proper divisors (12976478753).

133320221023 is a wasteful number, since it uses less digits than its factorization.

133320221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79094.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 133320221023 its reverse (320122023331), we get a palindrome (453442244354).

The spelling of 133320221023 in words is "one hundred thirty-three billion, three hundred twenty million, two hundred twenty-one thousand, twenty-three".