222314345221 has 16 divisors (see below), whose sum is σ = 232372224000. Its totient is φ = 212439587760.

The previous prime is 222314345219. The next prime is 222314345249. The reversal of 222314345221 is 122543413222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 222314345221 - 2¹ = 222314345219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222314345261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5121816 + ... + 5165038.

It is an arithmetic number, because the mean of its divisors is an integer number (14523264000).

Almost surely, 2^222314345221 is an apocalyptic number.

It is an amenable number.

222314345221 is a deficient number, since it is larger than the sum of its proper divisors (10057878779).

222314345221 is a wasteful number, since it uses less digits than its factorization.

222314345221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45336.

The product of its digits is 23040, while the sum is 31.

Adding to 222314345221 its reverse (122543413222), we get a palindrome (344857758443).

The spelling of 222314345221 in words is "two hundred twenty-two billion, three hundred fourteen million, three hundred forty-five thousand, two hundred twenty-one".