201422122 has 16 divisors (see below), whose sum is σ = 335005344. Its totient is φ = 90054000.

The previous prime is 201422093. The next prime is 201422147. The reversal of 201422122 is 221224102.

It is a junction number, because it is equal to n+sod(n) for n = 201422096 and 201422105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73704 + ... + 76387.

It is an arithmetic number, because the mean of its divisors is an integer number (20937834).

Almost surely, 2^201422122 is an apocalyptic number.

201422122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201422122 is a deficient number, since it is larger than the sum of its proper divisors (133583222).

201422122 is a wasteful number, since it uses less digits than its factorization.

201422122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150165.

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

The square root of 201422122 is about 14192.3261659250. The cubic root of 201422122 is about 586.1863785309.

Adding to 201422122 its reverse (221224102), we get a palindrome (422646224).

The spelling of 201422122 in words is "two hundred one million, four hundred twenty-two thousand, one hundred twenty-two".