210202111222 has 16 divisors (see below), whose sum is σ = 322455700800. Its totient is φ = 102743222400.

The previous prime is 210202111219. The next prime is 210202111243. The reversal of 210202111222 is 222111202012.

It is a happy number.

210202111222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 210202111196 and 210202111205.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6570147 + ... + 6602062.

It is an arithmetic number, because the mean of its divisors is an integer number (20153481300).

Almost surely, 2^210202111222 is an apocalyptic number.

210202111222 is a deficient number, since it is larger than the sum of its proper divisors (112253589578).

210202111222 is a wasteful number, since it uses less digits than its factorization.

210202111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172391.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210202111222 its reverse (222111202012), we get a palindrome (432313313234).

The spelling of 210202111222 in words is "two hundred ten billion, two hundred two million, one hundred eleven thousand, two hundred twenty-two".