201326022 has 48 divisors (see below), whose sum is σ = 447540912. Its totient is φ = 65387520.

The previous prime is 201326017. The next prime is 201326029. The reversal of 201326022 is 220623102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201325986 and 201326004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201326029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116122 + ... + 117842.

It is an arithmetic number, because the mean of its divisors is an integer number (9323769).

Almost surely, 2^201326022 is an apocalyptic number.

201326022 is an abundant number, since it is smaller than the sum of its proper divisors (246214890).

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

201326022 is a wasteful number, since it uses less digits than its factorization.

201326022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 201326022 is about 14188.9401295516. The cubic root of 201326022 is about 586.0931390666.

Adding to 201326022 its reverse (220623102), we get a palindrome (421949124).

The spelling of 201326022 in words is "two hundred one million, three hundred twenty-six thousand, twenty-two".