222240444122 has 16 divisors (see below), whose sum is σ = 336417573672. Its totient is φ = 110101877760.

The previous prime is 222240444077. The next prime is 222240444143. The reversal of 222240444122 is 221444042222.

It can be written as a sum of positive squares in 4 ways, for example, as 155030400121 + 67210044001 = 393739^2 + 259249^2 .

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, 564338 + ... + 873474.

Almost surely, 2^222240444122 is an apocalyptic number.

222240444122 is a deficient number, since it is larger than the sum of its proper divisors (114177129550).

222240444122 is a wasteful number, since it uses less digits than its factorization.

222240444122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312433.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 222240444122 its reverse (221444042222), we get a palindrome (443684486344).

The spelling of 222240444122 in words is "two hundred twenty-two billion, two hundred forty million, four hundred forty-four thousand, one hundred twenty-two".