201422041 has 4 divisors (see below), whose sum is σ = 203685300. Its totient is φ = 199158784.

The previous prime is 201422027. The next prime is 201422057. The reversal of 201422041 is 140224102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 140224102 = 2 ⋅70112051.

It can be written as a sum of positive squares in 2 ways, for example, as 12222016 + 189200025 = 3496^2 + 13755^2 .

It is a cyclic number.

It is not a de Polignac number, because 201422041 - 2⁹ = 201421529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201422941) 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, 1131496 + ... + 1131673.

It is an arithmetic number, because the mean of its divisors is an integer number (50921325).

Almost surely, 2^201422041 is an apocalyptic number.

It is an amenable number.

201422041 is a deficient number, since it is larger than the sum of its proper divisors (2263259).

201422041 is an equidigital number, since it uses as much as digits as its factorization.

201422041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263258.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 201422041 is about 14192.3233122699. The cubic root of 201422041 is about 586.1862999544.

Adding to 201422041 its reverse (140224102), we get a palindrome (341646143).

The spelling of 201422041 in words is "two hundred one million, four hundred twenty-two thousand, forty-one".