201000101211 has 160 divisors (see below), whose sum is σ = 376043931648. Its totient is φ = 104169784320.

The previous prime is 201000101207. The next prime is 201000101287. The reversal of 201000101211 is 112101000102.

It is a happy number.

201000101211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201000101211 - 2² = 201000101207 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 = 201000101193 and 201000101202.

It is not an unprimeable number, because it can be changed into a prime (201000101201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 226606210 + ... + 226607096.

Almost surely, 2^201000101211 is an apocalyptic number.

201000101211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201000101211 is a deficient number, since it is larger than the sum of its proper divisors (175043830437).

201000101211 is a wasteful number, since it uses less digits than its factorization.

201000101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423 (or 1414 counting only the distinct ones).

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

Adding to 201000101211 its reverse (112101000102), we get a palindrome (313101101313).

The spelling of 201000101211 in words is "two hundred one billion, one hundred one thousand, two hundred eleven".