222113530 has 16 divisors (see below), whose sum is σ = 417187584. Its totient is φ = 84982480.

The previous prime is 222113527. The next prime is 222113531. The reversal of 222113530 is 35311222.

It is a junction number, because it is equal to n+sod(n) for n = 222113498 and 222113507.

It is not an unprimeable number, because it can be changed into a prime (222113531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482626 + ... + 483085.

It is an arithmetic number, because the mean of its divisors is an integer number (26074224).

Almost surely, 2^222113530 is an apocalyptic number.

222113530 is a deficient number, since it is larger than the sum of its proper divisors (195074054).

222113530 is a wasteful number, since it uses less digits than its factorization.

222113530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965741.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 222113530 is about 14903.4737561416. The cubic root of 222113530 is about 605.6080947348.

Adding to 222113530 its reverse (35311222), we get a palindrome (257424752).

It can be divided in two parts, 2221 and 13530, that added together give a palindrome (15751).

The spelling of 222113530 in words is "two hundred twenty-two million, one hundred thirteen thousand, five hundred thirty".