201422531346 has 32 divisors (see below), whose sum is σ = 409262113728. Its totient is φ = 66073318080.

The previous prime is 201422531327. The next prime is 201422531353. The reversal of 201422531346 is 643135224102.

It is a super-2 number, since 2×201422531346² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159916 + ... + 654536.

It is an arithmetic number, because the mean of its divisors is an integer number (12789441054).

Almost surely, 2^201422531346 is an apocalyptic number.

201422531346 is an abundant number, since it is smaller than the sum of its proper divisors (207839582382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201422531346 is a wasteful number, since it uses less digits than its factorization.

201422531346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495706.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 201422531346 its reverse (643135224102), we get a palindrome (844557755448).

The spelling of 201422531346 in words is "two hundred one billion, four hundred twenty-two million, five hundred thirty-one thousand, three hundred forty-six".