203200201131 has 4 divisors (see below), whose sum is σ = 270933601512. Its totient is φ = 135466800752.

The previous prime is 203200201069. The next prime is 203200201159. The reversal of 203200201131 is 131102002302.

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

It is a cyclic number.

It is not a de Polignac number, because 203200201131 - 2¹⁹ = 203199676843 is a prime.

It is a super-2 number, since 2×203200201131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203200201131.

It is not an unprimeable number, because it can be changed into a prime (203200201931) 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, 33866700186 + ... + 33866700191.

It is an arithmetic number, because the mean of its divisors is an integer number (67733400378).

Almost surely, 2^203200201131 is an apocalyptic number.

203200201131 is a deficient number, since it is larger than the sum of its proper divisors (67733400381).

203200201131 is an equidigital number, since it uses as much as digits as its factorization.

203200201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67733400380.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 203200201131 its reverse (131102002302), we get a palindrome (334302203433).

The spelling of 203200201131 in words is "two hundred three billion, two hundred million, two hundred one thousand, one hundred thirty-one".