120423213410220 has 576 divisors, whose sum is σ = 423055075322880. Its totient is φ = 27160016615424.

The previous prime is 120423213410191. The next prime is 120423213410303. The reversal of 120423213410220 is 22014312324021.

120423213410220 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 2 + 3 + 21 + 3 + 410 + 220 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 17639254447 + ... + 17639261273.

It is an arithmetic number, because the mean of its divisors is an integer number (734470616880).

Almost surely, 2^{120423213410220} is an apocalyptic number.

120423213410220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120423213410220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211527537661440).

120423213410220 is an abundant number, since it is smaller than the sum of its proper divisors (302631861912660).

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

120423213410220 is a wasteful number, since it uses less digits than its factorization.

120423213410220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7622 (or 7617 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 120423213410220 its reverse (22014312324021), we get a palindrome (142437525734241).

The spelling of 120423213410220 in words is "one hundred twenty trillion, four hundred twenty-three billion, two hundred thirteen million, four hundred ten thousand, two hundred twenty".