201211131203 has 8 divisors (see below), whose sum is σ = 214180981200. Its totient is φ = 188479260288.

The previous prime is 201211131179. The next prime is 201211131211. The reversal of 201211131203 is 302131112102.

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 201211131203 - 2¹² = 201211127107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201211134203) 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, 59493026 + ... + 59496407.

It is an arithmetic number, because the mean of its divisors is an integer number (26772622650).

Almost surely, 2^201211131203 is an apocalyptic number.

201211131203 is a deficient number, since it is larger than the sum of its proper divisors (12969849997).

201211131203 is a wasteful number, since it uses less digits than its factorization.

201211131203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118989541.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201211131203 its reverse (302131112102), we get a palindrome (503342243305).

The spelling of 201211131203 in words is "two hundred one billion, two hundred eleven million, one hundred thirty-one thousand, two hundred three".