12111310222 has 16 divisors (see below), whose sum is σ = 19877328432. Its totient is φ = 5488801920.

The previous prime is 12111310219. The next prime is 12111310249. The reversal of 12111310222 is 22201311121.

It is a junction number, because it is equal to n+sod(n) for n = 12111310196 and 12111310205.

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, 809373 + ... + 824200.

It is an arithmetic number, because the mean of its divisors is an integer number (1242333027).

Almost surely, 2^12111310222 is an apocalyptic number.

12111310222 is a deficient number, since it is larger than the sum of its proper divisors (7766018210).

12111310222 is a wasteful number, since it uses less digits than its factorization.

12111310222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633923.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12111310222 its reverse (22201311121), we get a palindrome (34312621343).

The spelling of 12111310222 in words is "twelve billion, one hundred eleven million, three hundred ten thousand, two hundred twenty-two".