20110201202011 has 8 divisors (see below), whose sum is σ = 21423787064784. Its totient is φ = 18811130100480.

The previous prime is 20110201201999. The next prime is 20110201202033. The reversal of 20110201202011 is 11020210201102.

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 20110201202011 - 2⁹ = 20110201201499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20110201201982 and 20110201202000.

It is not an unprimeable number, because it can be changed into a prime (20110201202111) 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, 3628687450 + ... + 3628692991.

It is an arithmetic number, because the mean of its divisors is an integer number (2677973383098).

Almost surely, 2^{20110201202011} is an apocalyptic number.

20110201202011 is a deficient number, since it is larger than the sum of its proper divisors (1313585862773).

20110201202011 is a wasteful number, since it uses less digits than its factorization.

20110201202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7257380621.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20110201202011 its reverse (11020210201102), we get a palindrome (31130411403113).

The spelling of 20110201202011 in words is "twenty trillion, one hundred ten billion, two hundred one million, two hundred two thousand, eleven".