201336131 has 2 divisors, whose sum is σ = 201336132. Its totient is φ = 201336130.

The previous prime is 201336073. The next prime is 201336137. The reversal of 201336131 is 131633102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201336131 - 2¹⁰ = 201335107 is a prime.

It is a super-2 number, since 2×201336131² = 81072475292098322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201336137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100668065 + 100668066.

It is an arithmetic number, because the mean of its divisors is an integer number (100668066).

Almost surely, 2^201336131 is an apocalyptic number.

201336131 is a deficient number, since it is larger than the sum of its proper divisors (1).

201336131 is an equidigital number, since it uses as much as digits as its factorization.

201336131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 201336131 is about 14189.2963532375. The cubic root of 201336131 is about 586.1029485559.

Adding to 201336131 its reverse (131633102), we get a palindrome (332969233).

The spelling of 201336131 in words is "two hundred one million, three hundred thirty-six thousand, one hundred thirty-one".