221120122001122 has 32 divisors (see below), whose sum is σ = 352021222570752. Its totient is φ = 103810734603264.

The previous prime is 221120122001081. The next prime is 221120122001167. The reversal of 221120122001122 is 221100221021122.

It is a self number, because there is not a number n which added to its sum of digits gives 221120122001122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22794058 + ... + 31013050.

It is an arithmetic number, because the mean of its divisors is an integer number (11000663205336).

Almost surely, 2^{221120122001122} is an apocalyptic number.

221120122001122 is a deficient number, since it is larger than the sum of its proper divisors (130901100569630).

221120122001122 is a wasteful number, since it uses less digits than its factorization.

221120122001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220882.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 221120122001122 its reverse (221100221021122), we get a palindrome (442220343022244).

The spelling of 221120122001122 in words is "two hundred twenty-one trillion, one hundred twenty billion, one hundred twenty-two million, one thousand, one hundred twenty-two".