321420032210422 has 16 divisors (see below), whose sum is σ = 498420412459200. Its totient is φ = 155351816861760.

The previous prime is 321420032210287. The next prime is 321420032210447. The reversal of 321420032210422 is 224012230024123.

It is a super-2 number, since 2×321420032210422² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17980525422 + ... + 17980543297.

It is an arithmetic number, because the mean of its divisors is an integer number (31151275778700).

Almost surely, 2^{321420032210422} is an apocalyptic number.

321420032210422 is a deficient number, since it is larger than the sum of its proper divisors (177000380248778).

321420032210422 is a wasteful number, since it uses less digits than its factorization.

321420032210422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35961068871.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 321420032210422 its reverse (224012230024123), we get a palindrome (545432262234545).

The spelling of 321420032210422 in words is "three hundred twenty-one trillion, four hundred twenty billion, thirty-two million, two hundred ten thousand, four hundred twenty-two".