133213111023 has 8 divisors (see below), whose sum is σ = 177619394736. Its totient is φ = 88807784000.

The previous prime is 133213110991. The next prime is 133213111043. The reversal of 133213111023 is 320111312331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133213111023 - 2⁵ = 133213110991 is a prime.

It is a super-2 number, since 2×133213111023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133213111043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201973 + ... + 554273.

It is an arithmetic number, because the mean of its divisors is an integer number (22202424342).

Almost surely, 2^133213111023 is an apocalyptic number.

133213111023 is a deficient number, since it is larger than the sum of its proper divisors (44406283713).

133213111023 is a wasteful number, since it uses less digits than its factorization.

133213111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478345.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133213111023 its reverse (320111312331), we get a palindrome (453324423354).

The spelling of 133213111023 in words is "one hundred thirty-three billion, two hundred thirteen million, one hundred eleven thousand, twenty-three".