133221212310120 has 128 divisors (see below), whose sum is σ = 437805810794880. Its totient is φ = 32162042880000.

The previous prime is 133221212310119. The next prime is 133221212310169. The reversal of 133221212310120 is 21013212122331.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209070181 + ... + 209706420.

It is an arithmetic number, because the mean of its divisors is an integer number (3420357896835).

Almost surely, 2^{133221212310120} is an apocalyptic number.

133221212310120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133221212310120 is an abundant number, since it is smaller than the sum of its proper divisors (304584598484760).

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

133221212310120 is a wasteful number, since it uses less digits than its factorization.

133221212310120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418776867 (or 418776863 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 133221212310120 its reverse (21013212122331), we get a palindrome (154234424432451).

The spelling of 133221212310120 in words is "one hundred thirty-three trillion, two hundred twenty-one billion, two hundred twelve million, three hundred ten thousand, one hundred twenty".