221112101210222 has 16 divisors (see below), whose sum is σ = 331726649304960. Its totient is φ = 110536552971192.

The previous prime is 221112101210191. The next prime is 221112101210249. The reversal of 221112101210222 is 222012101211122.

221112101210222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221112101210222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221112101210194 and 221112101210203.

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, 299060933 + ... + 299799375.

It is an arithmetic number, because the mean of its divisors is an integer number (20732915581560).

Almost surely, 2^{221112101210222} is an apocalyptic number.

221112101210222 is a deficient number, since it is larger than the sum of its proper divisors (110614548094738).

221112101210222 is a wasteful number, since it uses less digits than its factorization.

221112101210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764647.

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

Adding to 221112101210222 its reverse (222012101211122), we get a palindrome (443124202421344).

The spelling of 221112101210222 in words is "two hundred twenty-one trillion, one hundred twelve billion, one hundred one million, two hundred ten thousand, two hundred twenty-two".