321332020022 has 64 divisors (see below), whose sum is σ = 537879896064. Its totient is φ = 143026248960.

The previous prime is 321332019997. The next prime is 321332020069. The reversal of 321332020022 is 220020233123.

It is a junction number, because it is equal to n+sod(n) for n = 321332019976 and 321332020003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38308913 + ... + 38317299.

It is an arithmetic number, because the mean of its divisors is an integer number (8404373376).

Almost surely, 2^321332020022 is an apocalyptic number.

321332020022 is a deficient number, since it is larger than the sum of its proper divisors (216547876042).

321332020022 is a wasteful number, since it uses less digits than its factorization.

321332020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8853.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 321332020022 its reverse (220020233123), we get a palindrome (541352253145).

The spelling of 321332020022 in words is "three hundred twenty-one billion, three hundred thirty-two million, twenty thousand, twenty-two".