322201223212 has 48 divisors (see below), whose sum is σ = 617842439424. Its totient is φ = 145805400000.

The previous prime is 322201223177. The next prime is 322201223231. The reversal of 322201223212 is 212322102223.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30818578 + ... + 30829030.

It is an arithmetic number, because the mean of its divisors is an integer number (12871717488).

Almost surely, 2^322201223212 is an apocalyptic number.

It is an amenable number.

322201223212 is a deficient number, since it is larger than the sum of its proper divisors (295641216212).

322201223212 is a wasteful number, since it uses less digits than its factorization.

322201223212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13510 (or 13508 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 322201223212 its reverse (212322102223), we get a palindrome (534523325435).

The spelling of 322201223212 in words is "three hundred twenty-two billion, two hundred one million, two hundred twenty-three thousand, two hundred twelve".