222111010102 has 16 divisors (see below), whose sum is σ = 334339941312. Its totient is φ = 110664698760.

The previous prime is 222111010091. The next prime is 222111010109. The reversal of 222111010102 is 201010111222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222111010109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1259113 + ... + 1424635.

It is an arithmetic number, because the mean of its divisors is an integer number (20896246332).

Almost surely, 2^222111010102 is an apocalyptic number.

222111010102 is a deficient number, since it is larger than the sum of its proper divisors (112228931210).

222111010102 is a wasteful number, since it uses less digits than its factorization.

222111010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167883.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 222111010102 its reverse (201010111222), we get a palindrome (423121121324).

The spelling of 222111010102 in words is "two hundred twenty-two billion, one hundred eleven million, ten thousand, one hundred two".