22332222342 has 64 divisors (see below), whose sum is σ = 50349600000. Its totient is φ = 7335883584.

The previous prime is 22332222323. The next prime is 22332222371. The reversal of 22332222342 is 24322223322.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8272909 + ... + 8275607.

It is an arithmetic number, because the mean of its divisors is an integer number (786712500).

Almost surely, 2^22332222342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22332222342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25174800000).

22332222342 is an abundant number, since it is smaller than the sum of its proper divisors (28017377658).

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

22332222342 is a wasteful number, since it uses less digits than its factorization.

22332222342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882 (or 4876 counting only the distinct ones).

The product of its digits is 13824, while the sum is 27.

Adding to 22332222342 its reverse (24322223322), we get a palindrome (46654445664).

The spelling of 22332222342 in words is "twenty-two billion, three hundred thirty-two million, two hundred twenty-two thousand, three hundred forty-two".