12201111201122 has 16 divisors (see below), whose sum is σ = 18473251459392. Its totient is φ = 6043364054640.

The previous prime is 12201111201073. The next prime is 12201111201131. The reversal of 12201111201122 is 22110211110221.

It is a super-2 number, since 2×12201111201122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12201111201122.

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, 6644888 + ... + 8279900.

It is an arithmetic number, because the mean of its divisors is an integer number (1154578216212).

Almost surely, 2^{12201111201122} is an apocalyptic number.

12201111201122 is a deficient number, since it is larger than the sum of its proper divisors (6272140258270).

12201111201122 is a wasteful number, since it uses less digits than its factorization.

12201111201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669993.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12201111201122 its reverse (22110211110221), we get a palindrome (34311322311343).

Subtracting 12201111201122 from its reverse (22110211110221), we obtain a palindrome (9909099909099).

The spelling of 12201111201122 in words is "twelve trillion, two hundred one billion, one hundred eleven million, two hundred one thousand, one hundred twenty-two".