133022312320 has 64 divisors (see below), whose sum is σ = 318141419040. Its totient is φ = 53186344960.

The previous prime is 133022312309. The next prime is 133022312329. The reversal of 133022312320 is 23213220331.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 133022312291 and 133022312300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133022312329) 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, 1507830 + ... + 1593610.

Almost surely, 2^133022312320 is an apocalyptic number.

133022312320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133022312320 is an abundant number, since it is smaller than the sum of its proper divisors (185119106720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133022312320 is an equidigital number, since it uses as much as digits as its factorization.

133022312320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88223 (or 88211 counting only the distinct ones).

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

Adding to 133022312320 its reverse (23213220331), we get a palindrome (156235532651).

The spelling of 133022312320 in words is "one hundred thirty-three billion, twenty-two million, three hundred twelve thousand, three hundred twenty".