201223442322 has 64 divisors (see below), whose sum is σ = 512656093440. Its totient is φ = 57311013888.

The previous prime is 201223442293. The next prime is 201223442341. The reversal of 201223442322 is 223244322102.

201223442322 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 234 + 423 + 2 + 2 = 666.

201223442322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 719823 + ... + 959474.

It is an arithmetic number, because the mean of its divisors is an integer number (8010251460).

Almost surely, 2^201223442322 is an apocalyptic number.

201223442322 is an abundant number, since it is smaller than the sum of its proper divisors (311432651118).

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

201223442322 is a wasteful number, since it uses less digits than its factorization.

201223442322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679632 (or 1679626 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 201223442322 its reverse (223244322102), we get a palindrome (424467764424).

It can be divided in two parts, 201223 and 442322, that added together give a triangular number (643545 = T₁₁₃₄).

The spelling of 201223442322 in words is "two hundred one billion, two hundred twenty-three million, four hundred forty-two thousand, three hundred twenty-two".