2111010221222 has 32 divisors (see below), whose sum is σ = 3680384048640. Its totient is φ = 889342758720.

The previous prime is 2111010221213. The next prime is 2111010221227. The reversal of 2111010221222 is 2221220101112.

It is a self number, because there is not a number n which added to its sum of digits gives 2111010221222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111010221227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22889522 + ... + 22981562.

It is an arithmetic number, because the mean of its divisors is an integer number (115012001520).

Almost surely, 2^{2111010221222} is an apocalyptic number.

2111010221222 is a deficient number, since it is larger than the sum of its proper divisors (1569373827418).

2111010221222 is a wasteful number, since it uses less digits than its factorization.

2111010221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119876.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2111010221222 its reverse (2221220101112), we get a palindrome (4332230322334).

The spelling of 2111010221222 in words is "two trillion, one hundred eleven billion, ten million, two hundred twenty-one thousand, two hundred twenty-two".