1223111201122 has 8 divisors (see below), whose sum is σ = 1853580892716. Its totient is φ = 605250903552.

The previous prime is 1223111201113. The next prime is 1223111201227. The reversal of 1223111201122 is 2211021113221.

It can be written as a sum of positive squares in 2 ways, for example, as 1206990074161 + 16121126961 = 1098631^2 + 126969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1223111201122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3152348263 + ... + 3152348650.

Almost surely, 2^{1223111201122} is an apocalyptic number.

1223111201122 is a deficient number, since it is larger than the sum of its proper divisors (630469691594).

1223111201122 is an equidigital number, since it uses as much as digits as its factorization.

1223111201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6304697012.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1223111201122 its reverse (2211021113221), we get a palindrome (3434132314343).

The spelling of 1223111201122 in words is "one trillion, two hundred twenty-three billion, one hundred eleven million, two hundred one thousand, one hundred twenty-two".