10421422042 has 8 divisors (see below), whose sum is σ = 16551670356. Its totient is φ = 4904198592.

The previous prime is 10421422031. The next prime is 10421422069. The reversal of 10421422042 is 24022412401.

It can be written as a sum of positive squares in 2 ways, for example, as 8922880521 + 1498541521 = 94461^2 + 38711^2 .

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, 153256173 + ... + 153256240.

Almost surely, 2^10421422042 is an apocalyptic number.

10421422042 is a deficient number, since it is larger than the sum of its proper divisors (6130248314).

10421422042 is a wasteful number, since it uses less digits than its factorization.

10421422042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306512432.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 10421422042 its reverse (24022412401), we get a palindrome (34443834443).

The spelling of 10421422042 in words is "ten billion, four hundred twenty-one million, four hundred twenty-two thousand, forty-two".