20110313011 has 2 divisors, whose sum is σ = 20110313012. Its totient is φ = 20110313010.

The previous prime is 20110312993. The next prime is 20110313033. The reversal of 20110313011 is 11031301102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20110313011 - 2⁷ = 20110312883 is a prime.

It is a super-2 number, since 2×20110313011² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20110312982 and 20110313000.

It is not a weakly prime, because it can be changed into another prime (20110319011) 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, 10055156505 + 10055156506.

It is an arithmetic number, because the mean of its divisors is an integer number (10055156506).

Almost surely, 2^20110313011 is an apocalyptic number.

20110313011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110313011 is an equidigital number, since it uses as much as digits as its factorization.

20110313011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 20110313011 its reverse (11031301102), we get a palindrome (31141614113).

The spelling of 20110313011 in words is "twenty billion, one hundred ten million, three hundred thirteen thousand, eleven".