20222112012120 has 64 divisors (see below), whose sum is σ = 67407040044000. Its totient is φ = 5392563202944.

The previous prime is 20222112012103. The next prime is 20222112012127. The reversal of 20222112012120 is 2121021122202.

It is a happy number.

20222112012120 is a `hidden beast` number, since 20 + 22 + 211 + 201 + 212 + 0 = 666.

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 = 20222112012093 and 20222112012102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222112012127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9362087815 + ... + 9362089974.

Almost surely, 2^{20222112012120} is an apocalyptic number.

20222112012120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222112012120 is an abundant number, since it is smaller than the sum of its proper divisors (47184928031880).

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

20222112012120 is a wasteful number, since it uses less digits than its factorization.

20222112012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18724177809 (or 18724177799 counting only the distinct ones).

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

Adding to 20222112012120 its reverse (2121021122202), we get a palindrome (22343133134322).

The spelling of 20222112012120 in words is "twenty trillion, two hundred twenty-two billion, one hundred twelve million, twelve thousand, one hundred twenty".