11112101201123 has 16 divisors (see below), whose sum is σ = 12489082593120. Its totient is φ = 9815980629504.

The previous prime is 11112101201051. The next prime is 11112101201153. The reversal of 11112101201123 is 32110210121111.

It is a cyclic number.

It is not a de Polignac number, because 11112101201123 - 2²⁴ = 11112084423907 is a prime.

It is a super-2 number, since 2×11112101201123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112101201153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130378061 + ... + 130463262.

It is an arithmetic number, because the mean of its divisors is an integer number (780567662070).

Almost surely, 2^{11112101201123} is an apocalyptic number.

11112101201123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11112101201123 is a deficient number, since it is larger than the sum of its proper divisors (1376981391997).

11112101201123 is a wasteful number, since it uses less digits than its factorization.

11112101201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260841478.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 11112101201123 its reverse (32110210121111), we get a palindrome (43222311322234).

The spelling of 11112101201123 in words is "eleven trillion, one hundred twelve billion, one hundred one million, two hundred one thousand, one hundred twenty-three".