133130020323 has 8 divisors (see below), whose sum is σ = 178398688000. Its totient is φ = 88307349768.

The previous prime is 133130020291. The next prime is 133130020327. The reversal of 133130020323 is 323020031331.

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

It is not a de Polignac number, because 133130020323 - 2⁵ = 133130020291 is a prime.

It is a super-2 number, since 2×133130020323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133130020323.

It is not an unprimeable number, because it can be changed into a prime (133130020327) 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, 111498583 + ... + 111499776.

It is an arithmetic number, because the mean of its divisors is an integer number (22299836000).

Almost surely, 2^133130020323 is an apocalyptic number.

133130020323 is a deficient number, since it is larger than the sum of its proper divisors (45268667677).

133130020323 is a wasteful number, since it uses less digits than its factorization.

133130020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222998561.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 133130020323 its reverse (323020031331), we get a palindrome (456150051654).

The spelling of 133130020323 in words is "one hundred thirty-three billion, one hundred thirty million, twenty thousand, three hundred twenty-three".