120020021112220 has 12 divisors (see below), whose sum is σ = 252042044335704. Its totient is φ = 48008008444880.

The previous prime is 120020021112209. The next prime is 120020021112263. The reversal of 120020021112220 is 22211120020021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120020021112194 and 120020021112203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3000500527786 + ... + 3000500527825.

It is an arithmetic number, because the mean of its divisors is an integer number (21003503694642).

Almost surely, 2^{120020021112220} is an apocalyptic number.

120020021112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120020021112220 is an abundant number, since it is smaller than the sum of its proper divisors (132022023223484).

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

120020021112220 is a wasteful number, since it uses less digits than its factorization.

120020021112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6001001055620 (or 6001001055618 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120020021112220 its reverse (22211120020021), we get a palindrome (142231141132241).

The spelling of 120020021112220 in words is "one hundred twenty trillion, twenty billion, twenty-one million, one hundred twelve thousand, two hundred twenty".