2201111222022 has 24 divisors (see below), whose sum is σ = 4976425372464. Its totient is φ = 701803577904.

The previous prime is 2201111222003. The next prime is 2201111222027. The reversal of 2201111222022 is 2202221111022.

It is a happy number.

It is a super-2 number, since 2×2201111222022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2201111221986 and 2201111222004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201111222027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2658346473 + ... + 2658347300.

It is an arithmetic number, because the mean of its divisors is an integer number (207351057186).

Almost surely, 2^{2201111222022} is an apocalyptic number.

2201111222022 is an abundant number, since it is smaller than the sum of its proper divisors (2775314150442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2201111222022 is a wasteful number, since it uses less digits than its factorization.

2201111222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316693804 (or 5316693801 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2201111222022 its reverse (2202221111022), we get a palindrome (4403332333044).

The spelling of 2201111222022 in words is "two trillion, two hundred one billion, one hundred eleven million, two hundred twenty-two thousand, twenty-two".