20011010011311 has 8 divisors (see below), whose sum is σ = 29106923652864. Its totient is φ = 12127884855320.

The previous prime is 20011010011297. The next prime is 20011010011361. The reversal of 20011010011311 is 11311001011002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20011010011311 - 2⁷ = 20011010011183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011010011361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303197121351 + ... + 303197121416.

It is an arithmetic number, because the mean of its divisors is an integer number (3638365456608).

Almost surely, 2^{20011010011311} is an apocalyptic number.

20011010011311 is a deficient number, since it is larger than the sum of its proper divisors (9095913641553).

20011010011311 is a wasteful number, since it uses less digits than its factorization.

20011010011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606394242781.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 20011010011311 its reverse (11311001011002), we get a palindrome (31322011022313).

The spelling of 20011010011311 in words is "twenty trillion, eleven billion, ten million, eleven thousand, three hundred eleven".