133213223122320 has 80 divisors (see below), whose sum is σ = 450502900022592. Its totient is φ = 32294114695680.

The previous prime is 133213223122241. The next prime is 133213223122321. The reversal of 133213223122320 is 23221322312331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (133213223122321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25229774467 + ... + 25229779746.

Almost surely, 2^{133213223122320} is an apocalyptic number.

133213223122320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133213223122320 is an abundant number, since it is smaller than the sum of its proper divisors (317289676900272).

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

133213223122320 is a wasteful number, since it uses less digits than its factorization.

133213223122320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50459554240 (or 50459554234 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 133213223122320 its reverse (23221322312331), we get a palindrome (156434545434651).

The spelling of 133213223122320 in words is "one hundred thirty-three trillion, two hundred thirteen billion, two hundred twenty-three million, one hundred twenty-two thousand, three hundred twenty".