201142267 has 2 divisors, whose sum is σ = 201142268. Its totient is φ = 201142266.

The previous prime is 201142259. The next prime is 201142301. The reversal of 201142267 is 762241102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201142267 - 2³ = 201142259 is a prime.

It is not a weakly prime, because it can be changed into another prime (201142967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100571133 + 100571134.

It is an arithmetic number, because the mean of its divisors is an integer number (100571134).

Almost surely, 2^201142267 is an apocalyptic number.

201142267 is a deficient number, since it is larger than the sum of its proper divisors (1).

201142267 is an equidigital number, since it uses as much as digits as its factorization.

201142267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 201142267 is about 14182.4633614898. The cubic root of 201142267 is about 585.9147711200.

Adding to 201142267 its reverse (762241102), we get a palindrome (963383369).

The spelling of 201142267 in words is "two hundred one million, one hundred forty-two thousand, two hundred sixty-seven".