402342243203 has 8 divisors (see below), whose sum is σ = 423695923200. Its totient is φ = 381006340488.

The previous prime is 402342243151. The next prime is 402342243211. The reversal of 402342243203 is 302342243204.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 402342243203 - 2¹² = 402342239107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402342243263) 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, 4397843 + ... + 4488396.

It is an arithmetic number, because the mean of its divisors is an integer number (52961990400).

Almost surely, 2^402342243203 is an apocalyptic number.

402342243203 is a deficient number, since it is larger than the sum of its proper divisors (21353679997).

402342243203 is a wasteful number, since it uses less digits than its factorization.

402342243203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8888641.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 402342243203 its reverse (302342243204), we get a palindrome (704684486407).

Subtracting from 402342243203 its reverse (302342243204), we obtain a palindrome (99999999999).

The spelling of 402342243203 in words is "four hundred two billion, three hundred forty-two million, two hundred forty-three thousand, two hundred three".