22321213042 has 8 divisors (see below), whose sum is σ = 33535911600. Its totient is φ = 11142575844.

The previous prime is 22321213021. The next prime is 22321213043. The reversal of 22321213042 is 24031212322.

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

It is a super-3 number, since 3×22321213042³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22321213043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9013792 + ... + 9016267.

It is an arithmetic number, because the mean of its divisors is an integer number (4191988950).

Almost surely, 2^22321213042 is an apocalyptic number.

22321213042 is a deficient number, since it is larger than the sum of its proper divisors (11214698558).

22321213042 is a wasteful number, since it uses less digits than its factorization.

22321213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18030680.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22321213042 its reverse (24031212322), we get a palindrome (46352425364).

The spelling of 22321213042 in words is "twenty-two billion, three hundred twenty-one million, two hundred thirteen thousand, forty-two".