11121201112103 has 8 divisors (see below), whose sum is σ = 11179633810176. Its totient is φ = 11062770565600.

The previous prime is 11121201112081. The next prime is 11121201112169. The reversal of 11121201112103 is 30121110212111.

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 11121201112103 - 2⁸ = 11121201111847 is a prime.

It is a super-2 number, since 2×11121201112103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121201112603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10410833 + ... + 11429253.

It is an arithmetic number, because the mean of its divisors is an integer number (1397454226272).

Almost surely, 2^{11121201112103} is an apocalyptic number.

11121201112103 is a deficient number, since it is larger than the sum of its proper divisors (58432698073).

11121201112103 is a wasteful number, since it uses less digits than its factorization.

11121201112103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075785.

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

Adding to 11121201112103 its reverse (30121110212111), we get a palindrome (41242311324214).

The spelling of 11121201112103 in words is "eleven trillion, one hundred twenty-one billion, two hundred one million, one hundred twelve thousand, one hundred three".