201422011 has 4 divisors (see below), whose sum is σ = 230196592. Its totient is φ = 172647432.

The previous prime is 201422003. The next prime is 201422027. The reversal of 201422011 is 110224102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110224102 = 2 ⋅55112051.

It is a cyclic number.

It is not a de Polignac number, because 201422011 - 2³ = 201422003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201421982 and 201422000.

It is not an unprimeable number, because it can be changed into a prime (201422311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14387280 + ... + 14387293.

It is an arithmetic number, because the mean of its divisors is an integer number (57549148).

Almost surely, 2^201422011 is an apocalyptic number.

201422011 is a deficient number, since it is larger than the sum of its proper divisors (28774581).

201422011 is an equidigital number, since it uses as much as digits as its factorization.

201422011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28774580.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 201422011 is about 14192.3222553605. The cubic root of 201422011 is about 586.1862708520.

Adding to 201422011 its reverse (110224102), we get a palindrome (311646113).

It can be divided in two parts, 2014 and 22011, that added together give a square (24025 = 155²).

The spelling of 201422011 in words is "two hundred one million, four hundred twenty-two thousand, eleven".