222321200321222 has 16 divisors (see below), whose sum is σ = 339863535611952. Its totient is φ = 109047123694080.

The previous prime is 222321200321189. The next prime is 222321200321237. The reversal of 222321200321222 is 222123002123222.

It is a super-2 number, since 2×222321200321222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222321200321191 and 222321200321200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3442111763 + ... + 3442176350.

It is an arithmetic number, because the mean of its divisors is an integer number (21241470975747).

Almost surely, 2^{222321200321222} is an apocalyptic number.

222321200321222 is a deficient number, since it is larger than the sum of its proper divisors (117542335290730).

222321200321222 is a wasteful number, since it uses less digits than its factorization.

222321200321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6884288423.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 222321200321222 its reverse (222123002123222), we get a palindrome (444444202444444).

The spelling of 222321200321222 in words is "two hundred twenty-two trillion, three hundred twenty-one billion, two hundred million, three hundred twenty-one thousand, two hundred twenty-two".