201010201011 has 24 divisors (see below), whose sum is σ = 302991376896. Its totient is φ = 128172176880.

The previous prime is 201010200983. The next prime is 201010201027. The reversal of 201010201011 is 110102010102.

It is a happy number.

It is not a de Polignac number, because 201010201011 - 2⁹ = 201010200499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201010200984 and 201010201002.

It is not an unprimeable number, because it can be changed into a prime (201010202011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6061606 + ... + 6094676.

It is an arithmetic number, because the mean of its divisors is an integer number (12624640704).

Almost surely, 2^201010201011 is an apocalyptic number.

201010201011 is a deficient number, since it is larger than the sum of its proper divisors (101981175885).

201010201011 is a wasteful number, since it uses less digits than its factorization.

201010201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62463 (or 62460 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201010201011 its reverse (110102010102), we get a palindrome (311112211113).

The spelling of 201010201011 in words is "two hundred one billion, ten million, two hundred one thousand, eleven".