220110122122 has 16 divisors (see below), whose sum is σ = 362046425472. Its totient is φ = 99531659520.

The previous prime is 220110122093. The next prime is 220110122137. The reversal of 220110122122 is 221221011022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220110122096 and 220110122105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25915458 + ... + 25923949.

It is an arithmetic number, because the mean of its divisors is an integer number (22627901592).

Almost surely, 2^220110122122 is an apocalyptic number.

220110122122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220110122122 is a deficient number, since it is larger than the sum of its proper divisors (141936303350).

220110122122 is a wasteful number, since it uses less digits than its factorization.

220110122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51839613.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220110122122 its reverse (221221011022), we get a palindrome (441331133144).

Subtracting 220110122122 from its reverse (221221011022), we obtain a square (1110888900 = 33330²).

The spelling of 220110122122 in words is "two hundred twenty billion, one hundred ten million, one hundred twenty-two thousand, one hundred twenty-two".