11101111121203 has 8 divisors (see below), whose sum is σ = 11194309856768. Its totient is φ = 11008002829824.

The previous prime is 11101111121161. The next prime is 11101111121341. The reversal of 11101111121203 is 30212111110111.

11101111121203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101111121203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101111128203) 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, 22364526 + ... + 22855507.

It is an arithmetic number, because the mean of its divisors is an integer number (1399288732096).

Almost surely, 2^{11101111121203} is an apocalyptic number.

11101111121203 is a deficient number, since it is larger than the sum of its proper divisors (93198735565).

11101111121203 is a wasteful number, since it uses less digits than its factorization.

11101111121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45222093.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 11101111121203 its reverse (30212111110111), we get a palindrome (41313222231314).

The spelling of 11101111121203 in words is "eleven trillion, one hundred one billion, one hundred eleven million, one hundred twenty-one thousand, two hundred three".