220120122100122 has 12 divisors (see below), whose sum is σ = 476926931216970. Its totient is φ = 73373374033368.

The previous prime is 220120122100111. The next prime is 220120122100127. The reversal of 220120122100122 is 221001221021022.

It is a happy number.

220120122100122 is a `hidden beast` number, since 220 + 1 + 201 + 22 + 100 + 122 = 666.

220120122100122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 110678374303641 + 109441747796481 = 10520379^2 + 10461441^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12228895672229 = 220120122100122 / (2 + 2 + 0 + 1 + 2 + 0 + 1 + 2 + 2 + 1 + 0 + 0 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 220120122100095 and 220120122100104.

It is not an unprimeable number, because it can be changed into a prime (220120122100127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6114447836097 + ... + 6114447836132.

Almost surely, 2^{220120122100122} is an apocalyptic number.

220120122100122 is an abundant number, since it is smaller than the sum of its proper divisors (256806809116848).

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

220120122100122 is a wasteful number, since it uses less digits than its factorization.

220120122100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12228895672237 (or 12228895672234 counting only the distinct ones).

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

Adding to 220120122100122 its reverse (221001221021022), we get a palindrome (441121343121144).

The spelling of 220120122100122 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twenty-two million, one hundred thousand, one hundred twenty-two".