11230003211 has 12 divisors (see below), whose sum is σ = 13065371280. Its totient is φ = 9624318480.

The previous prime is 11230003159. The next prime is 11230003243.

11230003211 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-11230003211 is a prime.

It is a super-2 number, since 2×11230003211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11230003271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 464441 + ... + 488021.

It is an arithmetic number, because the mean of its divisors is an integer number (1088780940).

Almost surely, 2^11230003211 is an apocalyptic number.

11230003211 is a deficient number, since it is larger than the sum of its proper divisors (1835368069).

11230003211 is an equidigital number, since it uses as much as digits as its factorization.

11230003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33314 (or 33307 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

It can be divided in two parts, 1123000 and 3211, that added together give a palindrome (1126211).

The spelling of 11230003211 in words is "eleven billion, two hundred thirty million, three thousand, two hundred eleven".