22313013224 has 8 divisors (see below), whose sum is σ = 41836899810. Its totient is φ = 11156506608.

The previous prime is 22313013211. The next prime is 22313013227. The reversal of 22313013224 is 42231031322.

It can be written as a sum of positive squares in only one way, i.e., 16379392324 + 5933620900 = 127982^2 + 77030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×22313013224³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22313013224.

It is not an unprimeable number, because it can be changed into a prime (22313013227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1394563319 + ... + 1394563334.

Almost surely, 2^22313013224 is an apocalyptic number.

It is an amenable number.

22313013224 is a deficient number, since it is larger than the sum of its proper divisors (19523886586).

22313013224 is a wasteful number, since it uses less digits than its factorization.

22313013224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789126659 (or 2789126655 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22313013224 its reverse (42231031322), we get a palindrome (64544044546).

The spelling of 22313013224 in words is "twenty-two billion, three hundred thirteen million, thirteen thousand, two hundred twenty-four".