22213211231222 has 32 divisors (see below), whose sum is σ = 36600000933888. Its totient is φ = 10027337400000.

The previous prime is 22213211231219. The next prime is 22213211231261.

22213211231222 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22213211231222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22213211231191 and 22213211231200.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1872554 + ... + 6923357.

It is an arithmetic number, because the mean of its divisors is an integer number (1143750029184).

Almost surely, 2^{22213211231222} is an apocalyptic number.

22213211231222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22213211231222 is a deficient number, since it is larger than the sum of its proper divisors (14386789702666).

22213211231222 is a wasteful number, since it uses less digits than its factorization.

22213211231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8796716.

The product of its digits is 2304, while the sum is 26.

It can be divided in two parts, 2221321 and 1231222, that added together give a palindrome (3452543).

The spelling of 22213211231222 in words is "twenty-two trillion, two hundred thirteen billion, two hundred eleven million, two hundred thirty-one thousand, two hundred twenty-two".