2012220112120 has 32 divisors (see below), whose sum is σ = 4637921969520. Its totient is φ = 785256628480.

The previous prime is 2012220112073. The next prime is 2012220112139. The reversal of 2012220112120 is 212110222102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012220112094 and 2012220112103.

It is a congruent number.

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, 613480102 + ... + 613483381.

Almost surely, 2^{2012220112120} is an apocalyptic number.

2012220112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012220112120 is an abundant number, since it is smaller than the sum of its proper divisors (2625701857400).

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

2012220112120 is a wasteful number, since it uses less digits than its factorization.

2012220112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226963535 (or 1226963531 counting only the distinct ones).

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

Adding to 2012220112120 its reverse (212110222102), we get a palindrome (2224330334222).

The spelling of 2012220112120 in words is "two trillion, twelve billion, two hundred twenty million, one hundred twelve thousand, one hundred twenty".