22221412222 has 4 divisors (see below), whose sum is σ = 33332118336. Its totient is φ = 11110706110.

The previous prime is 22221412207. The next prime is 22221412229.

22221412222 is nontrivially palindromic in base 10.

22221412222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×22221412222² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 22221412193 and 22221412202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221412229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555353054 + ... + 5555353057.

It is an arithmetic number, because the mean of its divisors is an integer number (8333029584).

Almost surely, 2^22221412222 is an apocalyptic number.

22221412222 is a deficient number, since it is larger than the sum of its proper divisors (11110706114).

22221412222 is a wasteful number, since it uses less digits than its factorization.

22221412222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110706113.

The product of its digits is 1024, while the sum is 22.

The spelling of 22221412222 in words is "twenty-two billion, two hundred twenty-one million, four hundred twelve thousand, two hundred twenty-two".