120122002112220 has 72 divisors (see below), whose sum is σ = 364600833957360. Its totient is φ = 32012247225600.

The previous prime is 120122002112197. The next prime is 120122002112263. The reversal of 120122002112220 is 22211200221021.

It is a happy number.

120122002112220 is a `hidden beast` number, since 1 + 20 + 12 + 200 + 211 + 2 + 220 = 666.

It is a super-2 number, since 2×120122002112220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120122002112193 and 120122002112202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211034481 + ... + 211602920.

It is an arithmetic number, because the mean of its divisors is an integer number (5063900471630).

Almost surely, 2^{120122002112220} is an apocalyptic number.

120122002112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120122002112220 is an abundant number, since it is smaller than the sum of its proper divisors (244478831845140).

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

120122002112220 is a wasteful number, since it uses less digits than its factorization.

120122002112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422638995 (or 422638990 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120122002112220 its reverse (22211200221021), we get a palindrome (142333202333241).

The spelling of 120122002112220 in words is "one hundred twenty trillion, one hundred twenty-two billion, two million, one hundred twelve thousand, two hundred twenty".