11115222003 has 40 divisors (see below), whose sum is σ = 16838536176. Its totient is φ = 7306200000.

The previous prime is 11115221981. The next prime is 11115222037. The reversal of 11115222003 is 30022251111.

It is not a de Polignac number, because 11115222003 - 2¹⁸ = 11114959859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11115222043) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2050725 + ... + 2056137.

Almost surely, 2^11115222003 is an apocalyptic number.

11115222003 is a deficient number, since it is larger than the sum of its proper divisors (5723314173).

11115222003 is a wasteful number, since it uses less digits than its factorization.

11115222003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5777 (or 5768 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11115222003 its reverse (30022251111), we get a palindrome (41137473114).

The spelling of 11115222003 in words is "eleven billion, one hundred fifteen million, two hundred twenty-two thousand, three".