402335422130 has 8 divisors (see below), whose sum is σ = 724203759852. Its totient is φ = 160934168848.

The previous prime is 402335422117. The next prime is 402335422187. The reversal of 402335422130 is 31224533204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 394551065689 + 7784356441 = 628133^2 + 88229^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 402335422093 and 402335422102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20116771097 + ... + 20116771116.

Almost surely, 2^402335422130 is an apocalyptic number.

402335422130 is a deficient number, since it is larger than the sum of its proper divisors (321868337722).

402335422130 is a wasteful number, since it uses less digits than its factorization.

402335422130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40233542220.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 402335422130 its reverse (31224533204), we get a palindrome (433559955334).

The spelling of 402335422130 in words is "four hundred two billion, three hundred thirty-five million, four hundred twenty-two thousand, one hundred thirty".