222111222010112 has 36 divisors (see below), whose sum is σ = 443367525684300. Its totient is φ = 111052428883968.

The previous prime is 222111222010103. The next prime is 222111222010127. The reversal of 222111222010112 is 211010222111222.

It can be written as a sum of positive squares in 2 ways, for example, as 67868334674176 + 154242887335936 = 8238224^2 + 12419456^2 .

It is a super-2 number, since 2×222111222010112² (a number of 29 digits) contains 22 as substring.

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, 3465743 + ... + 21359630.

Almost surely, 2^{222111222010112} is an apocalyptic number.

It is an amenable number.

222111222010112 is a deficient number, since it is larger than the sum of its proper divisors (221256303674188).

222111222010112 is an equidigital number, since it uses as much as digits as its factorization.

222111222010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24860338 (or 24860324 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222111222010112 its reverse (211010222111222), we get a palindrome (433121444121334).

The spelling of 222111222010112 in words is "two hundred twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, ten thousand, one hundred twelve".