201000201201 has 24 divisors (see below), whose sum is σ = 294782211360. Its totient is φ = 131948505216.

The previous prime is 201000201197. The next prime is 201000201223. The reversal of 201000201201 is 102102000102.

It is not a de Polignac number, because 201000201201 - 2² = 201000201197 is a prime.

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

201000201201 is a modest number, since divided by 201201 gives 201000 as remainder.

It is not an unprimeable number, because it can be changed into a prime (201000201001) 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, 1509346 + ... + 1637108.

It is an arithmetic number, because the mean of its divisors is an integer number (12282592140).

Almost surely, 2^201000201201 is an apocalyptic number.

It is an amenable number.

201000201201 is a deficient number, since it is larger than the sum of its proper divisors (93782010159).

201000201201 is a wasteful number, since it uses less digits than its factorization.

201000201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130445 (or 130442 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 201000201201 its reverse (102102000102), we get a palindrome (303102201303).

The spelling of 201000201201 in words is "two hundred one billion, two hundred one thousand, two hundred one".