1123220200111 has 8 divisors (see below), whose sum is σ = 1161572785664. Its totient is φ = 1085000094360.

The previous prime is 1123220200093. The next prime is 1123220200147. The reversal of 1123220200111 is 1110020223211.

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

It is a cyclic number.

It is not a de Polignac number, because 1123220200111 - 2³⁵ = 1088860461743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123220200811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33102705 + ... + 33136618.

It is an arithmetic number, because the mean of its divisors is an integer number (145196598208).

Almost surely, 2^{1123220200111} is an apocalyptic number.

1123220200111 is a deficient number, since it is larger than the sum of its proper divisors (38352585553).

1123220200111 is an equidigital number, since it uses as much as digits as its factorization.

1123220200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66239901.

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

Adding to 1123220200111 its reverse (1110020223211), we get a palindrome (2233240423322).

The spelling of 1123220200111 in words is "one trillion, one hundred twenty-three billion, two hundred twenty million, two hundred thousand, one hundred eleven".