2111222110210 has 32 divisors (see below), whose sum is σ = 3838198839984. Its totient is φ = 836046240000.

The previous prime is 2111222110201. The next prime is 2111222110237. The reversal of 2111222110210 is 120112221112.

It can be written as a sum of positive squares in 8 ways, for example, as 1580403493881 + 530818616329 = 1257141^2 + 728573^2 .

It is an unprimeable number.

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, 10873380 + ... + 11065840.

Almost surely, 2^{2111222110210} is an apocalyptic number.

2111222110210 is a deficient number, since it is larger than the sum of its proper divisors (1726976729774).

2111222110210 is a wasteful number, since it uses less digits than its factorization.

2111222110210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203430.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2111222110210 its reverse (120112221112), we get a palindrome (2231334331322).

It can be divided in two parts, 21112221102 and 10, that added together give a palindrome (21112221112).

The spelling of 2111222110210 in words is "two trillion, one hundred eleven billion, two hundred twenty-two million, one hundred ten thousand, two hundred ten".