222013116 has 48 divisors (see below), whose sum is σ = 619869600. Its totient is φ = 68311296.

The previous prime is 222013109. The next prime is 222013151. The reversal of 222013116 is 611310222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77661 + ... + 80468.

It is an arithmetic number, because the mean of its divisors is an integer number (12913950).

Almost surely, 2^222013116 is an apocalyptic number.

222013116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

222013116 is an abundant number, since it is smaller than the sum of its proper divisors (397856484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222013116 is a wasteful number, since it uses less digits than its factorization.

222013116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158155 (or 158147 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 222013116 is about 14900.1045633915. The cubic root of 222013116 is about 605.5168190442.

Adding to 222013116 its reverse (611310222), we get a palindrome (833323338).

The spelling of 222013116 in words is "two hundred twenty-two million, thirteen thousand, one hundred sixteen".