11003000231 has 2 divisors, whose sum is σ = 11003000232. Its totient is φ = 11003000230.

The previous prime is 11003000227. The next prime is 11003000249. The reversal of 11003000231 is 13200030011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11003000231 - 2² = 11003000227 is a prime.

It is a super-2 number, since 2×11003000231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11003000431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501500115 + 5501500116.

It is an arithmetic number, because the mean of its divisors is an integer number (5501500116).

Almost surely, 2^11003000231 is an apocalyptic number.

11003000231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11003000231 is an equidigital number, since it uses as much as digits as its factorization.

11003000231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 11003000231 its reverse (13200030011), we get a palindrome (24203030242).

The spelling of 11003000231 in words is "eleven billion, three million, two hundred thirty-one", and thus it is an aban number.