133331133020 has 12 divisors (see below), whose sum is σ = 279995379384. Its totient is φ = 53332453200.

The previous prime is 133331133017. The next prime is 133331133049. The reversal of 133331133020 is 20331133331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3333278306 + ... + 3333278345.

It is an arithmetic number, because the mean of its divisors is an integer number (23332948282).

Almost surely, 2^133331133020 is an apocalyptic number.

133331133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133331133020 is an abundant number, since it is smaller than the sum of its proper divisors (146664246364).

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

133331133020 is a wasteful number, since it uses less digits than its factorization.

133331133020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666556660 (or 6666556658 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 133331133020 its reverse (20331133331), we get a palindrome (153662266351).

The spelling of 133331133020 in words is "one hundred thirty-three billion, three hundred thirty-one million, one hundred thirty-three thousand, twenty".