133231012022220 has 96 divisors (see below), whose sum is σ = 427560841344000. Its totient is φ = 30365545400064.

The previous prime is 133231012022153. The next prime is 133231012022261. The reversal of 133231012022220 is 22220210132331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 454318600 + ... + 454611759.

It is an arithmetic number, because the mean of its divisors is an integer number (4453758764000).

Almost surely, 2^{133231012022220} is an apocalyptic number.

133231012022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133231012022220 is an abundant number, since it is smaller than the sum of its proper divisors (294329829321780).

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

133231012022220 is a wasteful number, since it uses less digits than its factorization.

133231012022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908930727 (or 908930725 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 133231012022220 its reverse (22220210132331), we get a palindrome (155451222154551).

The spelling of 133231012022220 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, twelve million, twenty-two thousand, two hundred twenty".