220002211120122 has 64 divisors (see below), whose sum is σ = 498437735328000. Its totient is φ = 71904255568704.

The previous prime is 220002211120079. The next prime is 220002211120123. The reversal of 220002211120122 is 221021112200022.

It is a happy number.

220002211120122 is a `hidden beast` number, since 2 + 200 + 0 + 221 + 1 + 120 + 122 = 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 = 220002211120095 and 220002211120104.

It is not an unprimeable number, because it can be changed into a prime (220002211120123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20191797 + ... + 29115512.

It is an arithmetic number, because the mean of its divisors is an integer number (7788089614500).

Almost surely, 2^{220002211120122} is an apocalyptic number.

220002211120122 is an abundant number, since it is smaller than the sum of its proper divisors (278435524207878).

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

220002211120122 is a wasteful number, since it uses less digits than its factorization.

220002211120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49308932 (or 49308926 counting only the distinct ones).

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

Adding to 220002211120122 its reverse (221021112200022), we get a palindrome (441023323320144).

The spelling of 220002211120122 in words is "two hundred twenty trillion, two billion, two hundred eleven million, one hundred twenty thousand, one hundred twenty-two".