201320322122 has 16 divisors (see below), whose sum is σ = 302230668744. Its totient is φ = 100576800000.

The previous prime is 201320322083. The next prime is 201320322131. The reversal of 201320322122 is 221223023102.

It is a happy number.

201320322122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 133517890801 + 67802431321 = 365401^2 + 260389^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201320322094 and 201320322103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21971222 + ... + 21980382.

Almost surely, 2^201320322122 is an apocalyptic number.

201320322122 is a deficient number, since it is larger than the sum of its proper divisors (100910346622).

201320322122 is a wasteful number, since it uses less digits than its factorization.

201320322122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17065.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201320322122 its reverse (221223023102), we get a palindrome (422543345224).

The spelling of 201320322122 in words is "two hundred one billion, three hundred twenty million, three hundred twenty-two thousand, one hundred twenty-two".