11211203000103 has 16 divisors (see below), whose sum is σ = 15205164137856. Its totient is φ = 7346602810400.

The previous prime is 11211203000099. The next prime is 11211203000119. The reversal of 11211203000103 is 30100030211211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11211203000103 - 2² = 11211203000099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211203000003) 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, 114227373 + ... + 114325478.

It is an arithmetic number, because the mean of its divisors is an integer number (950322758616).

Almost surely, 2^{11211203000103} is an apocalyptic number.

11211203000103 is a deficient number, since it is larger than the sum of its proper divisors (3993961137753).

11211203000103 is a wasteful number, since it uses less digits than its factorization.

11211203000103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228553134.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11211203000103 its reverse (30100030211211), we get a palindrome (41311233211314).

The spelling of 11211203000103 in words is "eleven trillion, two hundred eleven billion, two hundred three million, one hundred three", and thus it is an aban number.