20201010011 has 16 divisors (see below), whose sum is σ = 24917237184. Its totient is φ = 15948209664.

The previous prime is 20201009993. The next prime is 20201010023. The reversal of 20201010011 is 11001010202.

It is a cyclic number.

It is not a de Polignac number, because 20201010011 - 2¹⁸ = 20200747867 is a prime.

It is a super-3 number, since 3×20201010011³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20201010091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201290 + ... + 284463.

It is an arithmetic number, because the mean of its divisors is an integer number (1557327324).

Almost surely, 2^20201010011 is an apocalyptic number.

20201010011 is a deficient number, since it is larger than the sum of its proper divisors (4716227173).

20201010011 is a wasteful number, since it uses less digits than its factorization.

20201010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486230.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20201010011 its reverse (11001010202), we get a palindrome (31202020213).

The spelling of 20201010011 in words is "twenty billion, two hundred one million, ten thousand, eleven".