322303212121 has 4 divisors (see below), whose sum is σ = 351603504144. Its totient is φ = 293002920100.

The previous prime is 322303212083. The next prime is 322303212137. The reversal of 322303212121 is 121212303223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121212303223 = 11 ⋅11019300293.

It is not a de Polignac number, because 322303212121 - 2⁹ = 322303211609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322303212092 and 322303212101.

It is not an unprimeable number, because it can be changed into a prime (322303282121) 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, 14650145995 + ... + 14650146016.

It is an arithmetic number, because the mean of its divisors is an integer number (87900876036).

Almost surely, 2^322303212121 is an apocalyptic number.

It is an amenable number.

322303212121 is a deficient number, since it is larger than the sum of its proper divisors (29300292023).

322303212121 is a wasteful number, since it uses less digits than its factorization.

322303212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29300292022.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 322303212121 its reverse (121212303223), we get a palindrome (443515515344).

The spelling of 322303212121 in words is "three hundred twenty-two billion, three hundred three million, two hundred twelve thousand, one hundred twenty-one".