2103011 has 2 divisors, whose sum is σ = 2103012. Its totient is φ = 2103010.

The previous prime is 2103007. The next prime is 2103029. The reversal of 2103011 is 1103012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2103011 - 2² = 2103007 is a prime.

It is a super-2 number, since 2×2103011² = 8845310532242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2103011.

It is not a weakly prime, because it can be changed into another prime (2103041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051505 + 1051506.

It is an arithmetic number, because the mean of its divisors is an integer number (1051506).

2^2103011 is an apocalyptic number.

2103011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103011 is an equidigital number, since it uses as much as digits as its factorization.

2103011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 2103011 is about 1450.1761961913. The cubic root of 2103011 is about 128.1190908240.

Adding to 2103011 its reverse (1103012), we get a palindrome (3206023).

Subtracting from 2103011 its reverse (1103012), we obtain a palindrome (999999).

The spelling of 2103011 in words is "two million, one hundred three thousand, eleven".