402430134322 has 4 divisors (see below), whose sum is σ = 603645201486. Its totient is φ = 201215067160.

The previous prime is 402430134317. The next prime is 402430134341. The reversal of 402430134322 is 223431034204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 276086142721 + 126343991601 = 525439^2 + 355449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100607533579 + ... + 100607533582.

Almost surely, 2^402430134322 is an apocalyptic number.

402430134322 is a deficient number, since it is larger than the sum of its proper divisors (201215067164).

402430134322 is a wasteful number, since it uses less digits than its factorization.

402430134322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201215067163.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 402430134322 its reverse (223431034204), we get a palindrome (625861168526).

The spelling of 402430134322 in words is "four hundred two billion, four hundred thirty million, one hundred thirty-four thousand, three hundred twenty-two".