222300212 has 12 divisors (see below), whose sum is σ = 389266500. Its totient is φ = 111081216.

The previous prime is 222300203. The next prime is 222300223. The reversal of 222300212 is 212003222.

It can be written as a sum of positive squares in 2 ways, for example, as 147719716 + 74580496 = 12154^2 + 8636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9587 + ... + 23162.

It is an arithmetic number, because the mean of its divisors is an integer number (32438875).

Almost surely, 2^222300212 is an apocalyptic number.

It is an amenable number.

222300212 is a deficient number, since it is larger than the sum of its proper divisors (166966288).

222300212 is a wasteful number, since it uses less digits than its factorization.

222300212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34450 (or 34448 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 222300212 is about 14909.7354771974. The cubic root of 222300212 is about 605.7777144053. Note that the first 4 decimals are identical.

Adding to 222300212 its reverse (212003222), we get a palindrome (434303434).

The spelling of 222300212 in words is "two hundred twenty-two million, three hundred thousand, two hundred twelve".