1111321162241 has 32 divisors (see below), whose sum is σ = 1223417115648. Its totient is φ = 1005282754560.

The previous prime is 1111321162229. The next prime is 1111321162247. The reversal of 1111321162241 is 1422611231111.

It is a de Polignac number, because none of the positive numbers 2^k-1111321162241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111321162241.

It is not an unprimeable number, because it can be changed into a prime (1111321162247) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13815560 + ... + 13895766.

It is an arithmetic number, because the mean of its divisors is an integer number (38231784864).

Almost surely, 2^{1111321162241} is an apocalyptic number.

It is an amenable number.

1111321162241 is a deficient number, since it is larger than the sum of its proper divisors (112095953407).

1111321162241 is a wasteful number, since it uses less digits than its factorization.

1111321162241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80561.

The product of its digits is 576, while the sum is 26.

Adding to 1111321162241 its reverse (1422611231111), we get a palindrome (2533932393352).

The spelling of 1111321162241 in words is "one trillion, one hundred eleven billion, three hundred twenty-one million, one hundred sixty-two thousand, two hundred forty-one".