22332224442 has 32 divisors (see below), whose sum is σ = 48826644480. Its totient is φ = 6753203120.

The previous prime is 22332224423. The next prime is 22332224477. The reversal of 22332224442 is 24442223322.

It is a super-2 number, since 2×22332224442² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 321588 + ... + 384815.

It is an arithmetic number, because the mean of its divisors is an integer number (1525832640).

Almost surely, 2^22332224442 is an apocalyptic number.

22332224442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22332224442 is an abundant number, since it is smaller than the sum of its proper divisors (26494420038).

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

22332224442 is a wasteful number, since it uses less digits than its factorization.

22332224442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706898.

The product of its digits is 36864, while the sum is 30.

Adding to 22332224442 its reverse (24442223322), we get a palindrome (46774447764).

The spelling of 22332224442 in words is "twenty-two billion, three hundred thirty-two million, two hundred twenty-four thousand, four hundred forty-two".