201131301103 has 4 divisors (see below), whose sum is σ = 208066863240. Its totient is φ = 194195738968.

The previous prime is 201131301101. The next prime is 201131301143. The reversal of 201131301103 is 301103131102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 201131301103 - 2¹ = 201131301101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201131301101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3467781025 + ... + 3467781082.

It is an arithmetic number, because the mean of its divisors is an integer number (52016715810).

Almost surely, 2^201131301103 is an apocalyptic number.

201131301103 is a deficient number, since it is larger than the sum of its proper divisors (6935562137).

201131301103 is an equidigital number, since it uses as much as digits as its factorization.

201131301103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6935562136.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 201131301103 its reverse (301103131102), we get a palindrome (502234432205).

The spelling of 201131301103 in words is "two hundred one billion, one hundred thirty-one million, three hundred one thousand, one hundred three".