222120322210 has 8 divisors (see below), whose sum is σ = 399816579996. Its totient is φ = 88848128880.

The previous prime is 222120322139. The next prime is 222120322223. The reversal of 222120322210 is 12223021222.

It can be written as a sum of positive squares in 2 ways, for example, as 210748019329 + 11372302881 = 459073^2 + 106641^2 .

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

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, 11106016101 + ... + 11106016120.

Almost surely, 2^222120322210 is an apocalyptic number.

222120322210 is a deficient number, since it is larger than the sum of its proper divisors (177696257786).

222120322210 is a wasteful number, since it uses less digits than its factorization.

222120322210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22212032228.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222120322210 its reverse (12223021222), we get a palindrome (234343343432).

The spelling of 222120322210 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-two thousand, two hundred ten".