402202324321 has 8 divisors (see below), whose sum is σ = 459695318720. Its totient is φ = 344718209808.

The previous prime is 402202324291. The next prime is 402202324387. The reversal of 402202324321 is 123423202204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-402202324321 is a prime.

It is a super-2 number, since 2×402202324321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402202324421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122626 + ... + 2304331.

It is an arithmetic number, because the mean of its divisors is an integer number (57461914840).

Almost surely, 2^402202324321 is an apocalyptic number.

It is an amenable number.

402202324321 is a deficient number, since it is larger than the sum of its proper divisors (57492994399).

402202324321 is a wasteful number, since it uses less digits than its factorization.

402202324321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439943.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402202324321 its reverse (123423202204), we get a palindrome (525625526525).

The spelling of 402202324321 in words is "four hundred two billion, two hundred two million, three hundred twenty-four thousand, three hundred twenty-one".