321420300041022 has 128 divisors (see below), whose sum is σ = 800777758556160. Its totient is φ = 83742906326400.

The previous prime is 321420300041003. The next prime is 321420300041053. The reversal of 321420300041022 is 220140003024123.

It is a happy number.

It is a super-2 number, since 2×321420300041022² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321420300040983 and 321420300041001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 655914397 + ... + 656404247.

It is an arithmetic number, because the mean of its divisors is an integer number (6256076238720).

Almost surely, 2^{321420300041022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321420300041022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400388879278080).

321420300041022 is an abundant number, since it is smaller than the sum of its proper divisors (479357458515138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321420300041022 is a wasteful number, since it uses less digits than its factorization.

321420300041022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504438.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 321420300041022 its reverse (220140003024123), we get a palindrome (541560303065145).

The spelling of 321420300041022 in words is "three hundred twenty-one trillion, four hundred twenty billion, three hundred million, forty-one thousand, twenty-two".