22224121342 has 8 divisors (see below), whose sum is σ = 33344099856. Its totient is φ = 11109421392.

The previous prime is 22224121331. The next prime is 22224121391. The reversal of 22224121342 is 24312142222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1309098 + ... + 1325965.

It is an arithmetic number, because the mean of its divisors is an integer number (4168012482).

Almost surely, 2^22224121342 is an apocalyptic number.

22224121342 is a deficient number, since it is larger than the sum of its proper divisors (11119978514).

22224121342 is a wasteful number, since it uses less digits than its factorization.

22224121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639282.

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

Adding to 22224121342 its reverse (24312142222), we get a palindrome (46536263564).

The spelling of 22224121342 in words is "twenty-two billion, two hundred twenty-four million, one hundred twenty-one thousand, three hundred forty-two".