20220012220122 has 128 divisors (see below), whose sum is σ = 53576737643520. Its totient is φ = 5571530205120.

The previous prime is 20220012220117. The next prime is 20220012220141. The reversal of 20220012220122 is 22102221002202.

20220012220122 is a `hidden beast` number, since 202 + 200 + 122 + 20 + 122 = 666.

It is a super-2 number, since 2×20220012220122² (a number of 27 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 = 20220012220095 and 20220012220104.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19023628 + ... + 20058375.

It is an arithmetic number, because the mean of its divisors is an integer number (418568262840).

Almost surely, 2^{20220012220122} is an apocalyptic number.

20220012220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20220012220122 is an abundant number, since it is smaller than the sum of its proper divisors (33356725423398).

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

20220012220122 is a wasteful number, since it uses less digits than its factorization.

20220012220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39082105 (or 39082099 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20220012220122 its reverse (22102221002202), we get a palindrome (42322233222324).

The spelling of 20220012220122 in words is "twenty trillion, two hundred twenty billion, twelve million, two hundred twenty thousand, one hundred twenty-two".