22234314421 has 16 divisors (see below), whose sum is σ = 24507952128. Its totient is φ = 20003583600.

The previous prime is 22234314367. The next prime is 22234314449. The reversal of 22234314421 is 12441343222.

It is not a de Polignac number, because 22234314421 - 2¹³ = 22234306229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22234314421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22234314491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507826 + ... + 549868.

It is an arithmetic number, because the mean of its divisors is an integer number (1531747008).

Almost surely, 2^22234314421 is an apocalyptic number.

It is an amenable number.

22234314421 is a deficient number, since it is larger than the sum of its proper divisors (2273637707).

22234314421 is a wasteful number, since it uses less digits than its factorization.

22234314421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42552.

The product of its digits is 9216, while the sum is 28.

Adding to 22234314421 its reverse (12441343222), we get a palindrome (34675657643).

The spelling of 22234314421 in words is "twenty-two billion, two hundred thirty-four million, three hundred fourteen thousand, four hundred twenty-one".