12111020320222 has 16 divisors (see below), whose sum is σ = 18589166386560. Its totient is φ = 5914633925592.

The previous prime is 12111020320211. The next prime is 12111020320283. The reversal of 12111020320222 is 22202302011121.

It is a self number, because there is not a number n which added to its sum of digits gives 12111020320222.

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, 10799029 + ... + 11867647.

It is an arithmetic number, because the mean of its divisors is an integer number (1161822899160).

Almost surely, 2^{12111020320222} is an apocalyptic number.

12111020320222 is a deficient number, since it is larger than the sum of its proper divisors (6478146066338).

12111020320222 is a wasteful number, since it uses less digits than its factorization.

12111020320222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200447.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12111020320222 its reverse (22202302011121), we get a palindrome (34313322331343).

The spelling of 12111020320222 in words is "twelve trillion, one hundred eleven billion, twenty million, three hundred twenty thousand, two hundred twenty-two".