2102222110222 has 32 divisors (see below), whose sum is σ = 3544512374592. Its totient is φ = 927817929984.

The previous prime is 2102222110213. The next prime is 2102222110223. The reversal of 2102222110222 is 2220112222012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102222110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102222110223) 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, 1720818 + ... + 2676874.

It is an arithmetic number, because the mean of its divisors is an integer number (110766011706).

Almost surely, 2^{2102222110222} is an apocalyptic number.

2102222110222 is a deficient number, since it is larger than the sum of its proper divisors (1442290264370).

2102222110222 is a wasteful number, since it uses less digits than its factorization.

2102222110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959772.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2102222110222 its reverse (2220112222012), we get a palindrome (4322334332234).

The spelling of 2102222110222 in words is "two trillion, one hundred two billion, two hundred twenty-two million, one hundred ten thousand, two hundred twenty-two".