22221044012222 has 32 divisors (see below), whose sum is σ = 37986891715584. Its totient is φ = 9656885865600.

The previous prime is 22221044012201. The next prime is 22221044012249.

22221044012222 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22221044012191 and 22221044012200.

It is a congruent number.

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, 196221563 + ... + 196334774.

It is an arithmetic number, because the mean of its divisors is an integer number (1187090366112).

Almost surely, 2^{22221044012222} is an apocalyptic number.

22221044012222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22221044012222 is a deficient number, since it is larger than the sum of its proper divisors (15765847703362).

22221044012222 is a wasteful number, since it uses less digits than its factorization.

22221044012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392556464.

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 2222104 and 4012222, that added together give a palindrome (6234326).

The spelling of 22221044012222 in words is "twenty-two trillion, two hundred twenty-one billion, forty-four million, twelve thousand, two hundred twenty-two".