222120310210 has 8 divisors (see below), whose sum is σ = 399816558396. Its totient is φ = 88848124080.

The previous prime is 222120310157. The next prime is 222120310229. The reversal of 222120310210 is 12013021222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 219673128249 + 2447181961 = 468693^2 + 49469^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11106015501 + ... + 11106015520.

Almost surely, 2^222120310210 is an apocalyptic number.

222120310210 is a deficient number, since it is larger than the sum of its proper divisors (177696248186).

222120310210 is a wasteful number, since it uses less digits than its factorization.

222120310210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22212031028.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222120310210 its reverse (12013021222), we get a palindrome (234133331432).

The spelling of 222120310210 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred ten thousand, two hundred ten".