2102303311011 has 16 divisors (see below), whose sum is σ = 3129284206720. Its totient is φ = 1394893188360.

The previous prime is 2102303310997. The next prime is 2102303311049. The reversal of 2102303311011 is 1101133032012.

2102303311011 is a `hidden beast` number, since 2 + 1 + 0 + 230 + 331 + 101 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-2102303311011 is a prime.

It is a super-2 number, since 2×2102303311011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102303311051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184503985 + ... + 184515378.

It is an arithmetic number, because the mean of its divisors is an integer number (195580262920).

Almost surely, 2^{2102303311011} is an apocalyptic number.

2102303311011 is a deficient number, since it is larger than the sum of its proper divisors (1026980895709).

2102303311011 is a wasteful number, since it uses less digits than its factorization.

2102303311011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369019583 (or 369019577 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2102303311011 its reverse (1101133032012), we get a palindrome (3203436343023).

The spelling of 2102303311011 in words is "two trillion, one hundred two billion, three hundred three million, three hundred eleven thousand, eleven".