110210221020122 has 4 divisors (see below), whose sum is σ = 165315331530186. Its totient is φ = 55105110510060.

The previous prime is 110210221020077. The next prime is 110210221020157. The reversal of 110210221020122 is 221020122012011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65808908328361 + 44401312691761 = 8112269^2 + 6663431^2 .

It is a super-2 number, since 2×110210221020122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110210221020122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27552555255029 + ... + 27552555255032.

Almost surely, 2^{110210221020122} is an apocalyptic number.

110210221020122 is a deficient number, since it is larger than the sum of its proper divisors (55105110510064).

110210221020122 is an equidigital number, since it uses as much as digits as its factorization.

110210221020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55105110510063.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110210221020122 its reverse (221020122012011), we get a palindrome (331230343032133).

The spelling of 110210221020122 in words is "one hundred ten trillion, two hundred ten billion, two hundred twenty-one million, twenty thousand, one hundred twenty-two".