322212121325 has 6 divisors (see below), whose sum is σ = 399543030474. Its totient is φ = 257769697040.

The previous prime is 322212121289. The next prime is 322212121327. The reversal of 322212121325 is 523121212223.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 448634761 + 321763486564 = 21181^2 + 567242^2 .

It is not a de Polignac number, because 322212121325 - 2³⁴ = 305032252141 is a prime.

It is a super-2 number, since 2×322212121325² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322212121294 and 322212121303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322212121327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6444242402 + ... + 6444242451.

It is an arithmetic number, because the mean of its divisors is an integer number (66590505079).

Almost surely, 2^322212121325 is an apocalyptic number.

It is an amenable number.

322212121325 is a deficient number, since it is larger than the sum of its proper divisors (77330909149).

322212121325 is a wasteful number, since it uses less digits than its factorization.

322212121325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12888484863 (or 12888484858 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

Adding to 322212121325 its reverse (523121212223), we get a palindrome (845333333548).

The spelling of 322212121325 in words is "three hundred twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, three hundred twenty-five".