120021433033220 has 12 divisors (see below), whose sum is σ = 252045009369804. Its totient is φ = 48008573213280.

The previous prime is 120021433033217. The next prime is 120021433033237. The reversal of 120021433033220 is 22330334120021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 74465439800896 + 45555993232324 = 8629336^2 + 6749518^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120021433033220.

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, 3000535825811 + ... + 3000535825850.

It is an arithmetic number, because the mean of its divisors is an integer number (21003750780817).

Almost surely, 2^{120021433033220} is an apocalyptic number.

120021433033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021433033220 is an abundant number, since it is smaller than the sum of its proper divisors (132023576336584).

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

120021433033220 is a wasteful number, since it uses less digits than its factorization.

120021433033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6001071651670 (or 6001071651668 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 120021433033220 its reverse (22330334120021), we get a palindrome (142351767153241).

The spelling of 120021433033220 in words is "one hundred twenty trillion, twenty-one billion, four hundred thirty-three million, thirty-three thousand, two hundred twenty".