21222233114 has 4 divisors (see below), whose sum is σ = 31833349674. Its totient is φ = 10611116556.

The previous prime is 21222233113. The next prime is 21222233117. The reversal of 21222233114 is 41133222212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18803265625 + 2418967489 = 137125^2 + 49183^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 21222233114.

It is not an unprimeable number, because it can be changed into a prime (21222233113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5305558277 + ... + 5305558280.

Almost surely, 2^21222233114 is an apocalyptic number.

21222233114 is a deficient number, since it is larger than the sum of its proper divisors (10611116560).

21222233114 is a wasteful number, since it uses less digits than its factorization.

21222233114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611116559.

The product of its digits is 1152, while the sum is 23.

Adding to 21222233114 its reverse (41133222212), we get a palindrome (62355455326).

The spelling of 21222233114 in words is "twenty-one billion, two hundred twenty-two million, two hundred thirty-three thousand, one hundred fourteen".