220011200212122 has 48 divisors (see below), whose sum is σ = 532710045766080. Its totient is φ = 65043961627200.

The previous prime is 220011200212109. The next prime is 220011200212123. The reversal of 220011200212122 is 221212002110022.

It is a happy number.

220011200212122 is a `hidden beast` number, since 220 + 0 + 11 + 200 + 21 + 212 + 2 = 666.

220011200212122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 220011200212095 and 220011200212104.

It is not an unprimeable number, because it can be changed into a prime (220011200212123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13550817222 + ... + 13550833457.

It is an arithmetic number, because the mean of its divisors is an integer number (11098125953460).

Almost surely, 2^{220011200212122} is an apocalyptic number.

220011200212122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220011200212122 is an abundant number, since it is smaller than the sum of its proper divisors (312698845553958).

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

220011200212122 is a wasteful number, since it uses less digits than its factorization.

220011200212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27101650739 (or 27101650736 counting only the distinct ones).

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

Adding to 220011200212122 its reverse (221212002110022), we get a palindrome (441223202322144).

The spelling of 220011200212122 in words is "two hundred twenty trillion, eleven billion, two hundred million, two hundred twelve thousand, one hundred twenty-two".