322311021212 has 12 divisors (see below), whose sum is σ = 597223362960. Its totient is φ = 151675774656.

The previous prime is 322311021209. The next prime is 322311021217. The reversal of 322311021212 is 212120113223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322311021217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2369933912 + ... + 2369934047.

It is an arithmetic number, because the mean of its divisors is an integer number (49768613580).

Almost surely, 2^322311021212 is an apocalyptic number.

It is an amenable number.

322311021212 is a deficient number, since it is larger than the sum of its proper divisors (274912341748).

322311021212 is a wasteful number, since it uses less digits than its factorization.

322311021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4739867980 (or 4739867978 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 322311021212 its reverse (212120113223), we get a palindrome (534431134435).

The spelling of 322311021212 in words is "three hundred twenty-two billion, three hundred eleven million, twenty-one thousand, two hundred twelve".