2111403011 has 2 divisors, whose sum is σ = 2111403012. Its totient is φ = 2111403010.

The previous prime is 2111403001. The next prime is 2111403023. The reversal of 2111403011 is 1103041112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111403011 - 2²² = 2107208707 is a prime.

It is a super-2 number, since 2×2111403011² = 8916045349719732242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2111403001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055701505 + 1055701506.

It is an arithmetic number, because the mean of its divisors is an integer number (1055701506).

Almost surely, 2^2111403011 is an apocalyptic number.

2111403011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111403011 is an equidigital number, since it uses as much as digits as its factorization.

2111403011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2111403011 is about 45950.0055603914. The cubic root of 2111403011 is about 1282.8928328088.

Adding to 2111403011 its reverse (1103041112), we get a palindrome (3214444123).

The spelling of 2111403011 in words is "two billion, one hundred eleven million, four hundred three thousand, eleven".