201211320322 has 16 divisors (see below), whose sum is σ = 302102611200. Its totient is φ = 100510488288.

The previous prime is 201211320319. The next prime is 201211320347. The reversal of 201211320322 is 223023112102.

It is a self number, because there is not a number n which added to its sum of digits gives 201211320322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16921063 + ... + 16932949.

It is an arithmetic number, because the mean of its divisors is an integer number (18881413200).

Almost surely, 2^201211320322 is an apocalyptic number.

201211320322 is a deficient number, since it is larger than the sum of its proper divisors (100891290878).

201211320322 is a wasteful number, since it uses less digits than its factorization.

201211320322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19185.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 201211320322 its reverse (223023112102), we get a palindrome (424234432424).

The spelling of 201211320322 in words is "two hundred one billion, two hundred eleven million, three hundred twenty thousand, three hundred twenty-two".