2103000311 has 2 divisors, whose sum is σ = 2103000312. Its totient is φ = 2103000310.

The previous prime is 2103000287. The next prime is 2103000323. The reversal of 2103000311 is 1130003012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103000311 is a prime.

It is a super-2 number, since 2×2103000311² = 8845220616132193442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2103000292 and 2103000301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103000371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051500155 + 1051500156.

It is an arithmetic number, because the mean of its divisors is an integer number (1051500156).

Almost surely, 2^2103000311 is an apocalyptic number.

2103000311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103000311 is an equidigital number, since it uses as much as digits as its factorization.

2103000311 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2103000311 is about 45858.4813420593. The cubic root of 2103000311 is about 1281.1887375951.

Adding to 2103000311 its reverse (1130003012), we get a palindrome (3233003323).

The spelling of 2103000311 in words is "two billion, one hundred three million, three hundred eleven", and thus it is an aban number.