424143122402 has 8 divisors (see below), whose sum is σ = 636226934700. Its totient is φ = 212067477504.

The previous prime is 424143122399. The next prime is 424143122437. The reversal of 424143122402 is 204221341424.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 371610940801 + 52532181601 = 609599^2 + 229199^2 .

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

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, 1910327 + ... + 2120762.

Almost surely, 2^424143122402 is an apocalyptic number.

424143122402 is a deficient number, since it is larger than the sum of its proper divisors (212083812298).

424143122402 is a wasteful number, since it uses less digits than its factorization.

424143122402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083700.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 424143122402 its reverse (204221341424), we get a palindrome (628364463826).

The spelling of 424143122402 in words is "four hundred twenty-four billion, one hundred forty-three million, one hundred twenty-two thousand, four hundred two".