22311212243422 has 16 divisors (see below), whose sum is σ = 33895897459200. Its totient is φ = 11013476474520.

The previous prime is 22311212243417. The next prime is 22311212243429. The reversal of 22311212243422 is 22434221211322.

It is a super-3 number, since 3×22311212243422³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22311212243429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224129454 + ... + 224228977.

It is an arithmetic number, because the mean of its divisors is an integer number (2118493591200).

Almost surely, 2^{22311212243422} is an apocalyptic number.

22311212243422 is a deficient number, since it is larger than the sum of its proper divisors (11584685215778).

22311212243422 is a wasteful number, since it uses less digits than its factorization.

22311212243422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448358751.

The product of its digits is 18432, while the sum is 31.

Adding to 22311212243422 its reverse (22434221211322), we get a palindrome (44745433454744).

The spelling of 22311212243422 in words is "twenty-two trillion, three hundred eleven billion, two hundred twelve million, two hundred forty-three thousand, four hundred twenty-two".