22221241342 has 32 divisors (see below), whose sum is σ = 35444545920. Its totient is φ = 10418868000.

The previous prime is 22221241277. The next prime is 22221241349. The reversal of 22221241342 is 24314212222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221241349) by changing a digit.

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, 1547548 + ... + 1561840.

It is an arithmetic number, because the mean of its divisors is an integer number (1107642060).

Almost surely, 2^22221241342 is an apocalyptic number.

22221241342 is a deficient number, since it is larger than the sum of its proper divisors (13223304578).

22221241342 is a wasteful number, since it uses less digits than its factorization.

22221241342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728.

The product of its digits is 3072, while the sum is 25.

Adding to 22221241342 its reverse (24314212222), we get a palindrome (46535453564).

The spelling of 22221241342 in words is "twenty-two billion, two hundred twenty-one million, two hundred forty-one thousand, three hundred forty-two".