123311202010011 has 6 divisors (see below), whose sum is σ = 178116180681140. Its totient is φ = 82207468006668.

The previous prime is 123311202009991. The next prime is 123311202010021. The reversal of 123311202010011 is 110010202113321.

123311202010011 is a `hidden beast` number, since 1 + 2 + 331 + 120 + 201 + 0 + 0 + 11 = 666.

It is not a de Polignac number, because 123311202010011 - 2¹⁹ = 123311201485723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123311202010021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6850622333881 + ... + 6850622333898.

Almost surely, 2^{123311202010011} is an apocalyptic number.

123311202010011 is a deficient number, since it is larger than the sum of its proper divisors (54804978671129).

123311202010011 is a wasteful number, since it uses less digits than its factorization.

123311202010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13701244667785 (or 13701244667782 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 123311202010011 its reverse (110010202113321), we get a palindrome (233321404123332).

The spelling of 123311202010011 in words is "one hundred twenty-three trillion, three hundred eleven billion, two hundred two million, ten thousand, eleven".