11071071203 has 8 divisors (see below), whose sum is σ = 11160637440. Its totient is φ = 10981542600.

The previous prime is 11071071197. The next prime is 11071071227. The reversal of 11071071203 is 30217017011.

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 11071071203 - 2²⁰ = 11070022627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11071071703) 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, 1131908 + ... + 1141646.

It is an arithmetic number, because the mean of its divisors is an integer number (1395079680).

Almost surely, 2^11071071203 is an apocalyptic number.

11071071203 is a deficient number, since it is larger than the sum of its proper divisors (89566237).

11071071203 is an equidigital number, since it uses as much as digits as its factorization.

11071071203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18817.

The product of its (nonzero) digits is 294, while the sum is 23.

Adding to 11071071203 its reverse (30217017011), we get a palindrome (41288088214).

The spelling of 11071071203 in words is "eleven billion, seventy-one million, seventy-one thousand, two hundred three".