220200001001122 has 4 divisors (see below), whose sum is σ = 330300001501686. Its totient is φ = 110100000500560.

The previous prime is 220200001001111. The next prime is 220200001001129. The reversal of 220200001001122 is 221100100002022.

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., 214420934048161 + 5779066952961 = 14643119^2 + 2403969^2 .

It is not an unprimeable number, because it can be changed into a prime (220200001001129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050000250279 + ... + 55050000250282.

Almost surely, 2^{220200001001122} is an apocalyptic number.

220200001001122 is a deficient number, since it is larger than the sum of its proper divisors (110100000500564).

220200001001122 is a wasteful number, since it uses less digits than its factorization.

220200001001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110100000500563.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220200001001122 its reverse (221100100002022), we get a palindrome (441300101003144).

The spelling of 220200001001122 in words is "two hundred twenty trillion, two hundred billion, one million, one thousand, one hundred twenty-two".