2102011222222 has 16 divisors (see below), whose sum is σ = 3220166949120. Its totient is φ = 1028623137208.

The previous prime is 2102011222193. The next prime is 2102011222249. The reversal of 2102011222222 is 2222221102012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102011222222.

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, 5167593 + ... + 5559499.

It is an arithmetic number, because the mean of its divisors is an integer number (201260434320).

Almost surely, 2^{2102011222222} is an apocalyptic number.

2102011222222 is a deficient number, since it is larger than the sum of its proper divisors (1118155726898).

2102011222222 is a wasteful number, since it uses less digits than its factorization.

2102011222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449015.

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

Adding to 2102011222222 its reverse (2222221102012), we get a palindrome (4324232324234).

The spelling of 2102011222222 in words is "two trillion, one hundred two billion, eleven million, two hundred twenty-two thousand, two hundred twenty-two".