20000023013011 has 4 divisors (see below), whose sum is σ = 20869589230992. Its totient is φ = 19130456795032.

The previous prime is 20000023012993. The next prime is 20000023013119. The reversal of 20000023013011 is 11031032000002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20000023013011 - 2⁵ = 20000023012979 is a prime.

It is a super-2 number, since 2×20000023013011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20000023012982 and 20000023013000.

It is not an unprimeable number, because it can be changed into a prime (20000023013611) 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 3 ways as a sum of consecutive naturals, for example, 434783108956 + ... + 434783109001.

It is an arithmetic number, because the mean of its divisors is an integer number (5217397307748).

Almost surely, 2^{20000023013011} is an apocalyptic number.

20000023013011 is a deficient number, since it is larger than the sum of its proper divisors (869566217981).

20000023013011 is an equidigital number, since it uses as much as digits as its factorization.

20000023013011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869566217980.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20000023013011 its reverse (11031032000002), we get a palindrome (31031055013013).

The spelling of 20000023013011 in words is "twenty trillion, twenty-three million, thirteen thousand, eleven".