120221021120 has 28 divisors (see below), whose sum is σ = 286276307304. Its totient is φ = 48088408320.

The previous prime is 120221021117. The next prime is 120221021161. The reversal of 120221021120 is 21120122021.

It is a junction number, because it is equal to n+sod(n) for n = 120221021095 and 120221021104.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 187845026 + ... + 187845665.

Almost surely, 2^120221021120 is an apocalyptic number.

120221021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120221021120 is an abundant number, since it is smaller than the sum of its proper divisors (166055286184).

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

120221021120 is an equidigital number, since it uses as much as digits as its factorization.

120221021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375690708 (or 375690698 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120221021120 its reverse (21120122021), we get a palindrome (141341143141).

The spelling of 120221021120 in words is "one hundred twenty billion, two hundred twenty-one million, twenty-one thousand, one hundred twenty".