2220022110122 has 4 divisors (see below), whose sum is σ = 3330033165186. Its totient is φ = 1110011055060.

The previous prime is 2220022110121. The next prime is 2220022110139. The reversal of 2220022110122 is 2210112200222.

It is a happy number.

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., 1768477085281 + 451545024841 = 1329841^2 + 671971^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2220022110122.

It is not an unprimeable number, because it can be changed into a prime (2220022110121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555005527529 + ... + 555005527532.

Almost surely, 2^{2220022110122} is an apocalyptic number.

2220022110122 is a deficient number, since it is larger than the sum of its proper divisors (1110011055064).

2220022110122 is a wasteful number, since it uses less digits than its factorization.

2220022110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110011055063.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2220022110122 its reverse (2210112200222), we get a palindrome (4430134310344).

The spelling of 2220022110122 in words is "two trillion, two hundred twenty billion, twenty-two million, one hundred ten thousand, one hundred twenty-two".