402223210422 has 32 divisors (see below), whose sum is σ = 877615565184. Its totient is φ = 121880592000.

The previous prime is 402223210421. The next prime is 402223210429. The reversal of 402223210422 is 224012322204.

It is a super-2 number, since 2×402223210422² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402223210392 and 402223210401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402223210421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1589422 + ... + 1825022.

It is an arithmetic number, because the mean of its divisors is an integer number (27425486412).

Almost surely, 2^402223210422 is an apocalyptic number.

402223210422 is an abundant number, since it is smaller than the sum of its proper divisors (475392354762).

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

402223210422 is a wasteful number, since it uses less digits than its factorization.

402223210422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261484.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 402223210422 its reverse (224012322204), we get a palindrome (626235532626).

The spelling of 402223210422 in words is "four hundred two billion, two hundred twenty-three million, two hundred ten thousand, four hundred twenty-two".