12213022202 has 16 divisors (see below), whose sum is σ = 18613470120. Its totient is φ = 6008919552.

The previous prime is 12213022201. The next prime is 12213022223. The reversal of 12213022202 is 20222031221.

It can be written as a sum of positive squares in 4 ways, for example, as 5843226481 + 6369795721 = 76441^2 + 79811^2 .

It is a super-2 number, since 2×12213022202² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12213022201) 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, 33377 + ... + 159812.

Almost surely, 2^12213022202 is an apocalyptic number.

12213022202 is a deficient number, since it is larger than the sum of its proper divisors (6400447918).

12213022202 is a wasteful number, since it uses less digits than its factorization.

12213022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193697.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12213022202 its reverse (20222031221), we get a palindrome (32435053423).

The spelling of 12213022202 in words is "twelve billion, two hundred thirteen million, twenty-two thousand, two hundred two".