120020101122220 has 24 divisors (see below), whose sum is σ = 271430074846224. Its totient is φ = 44315114260416.

The previous prime is 120020101122199. The next prime is 120020101122277. The reversal of 120020101122220 is 22221101020021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120020101122194 and 120020101122203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230807886514 + ... + 230807887033.

It is an arithmetic number, because the mean of its divisors is an integer number (11309586451926).

Almost surely, 2^{120020101122220} is an apocalyptic number.

120020101122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120020101122220 is an abundant number, since it is smaller than the sum of its proper divisors (151409973724004).

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

120020101122220 is a wasteful number, since it uses less digits than its factorization.

120020101122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461615773569 (or 461615773567 counting only the distinct ones).

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

Adding to 120020101122220 its reverse (22221101020021), we get a palindrome (142241202142241).

The spelling of 120020101122220 in words is "one hundred twenty trillion, twenty billion, one hundred one million, one hundred twenty-two thousand, two hundred twenty".