10000422561 has 4 divisors (see below), whose sum is σ = 13333896752. Its totient is φ = 6666948372.

The previous prime is 10000422559. The next prime is 10000422569. The reversal of 10000422561 is 16522400001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10000422561 - 2¹ = 10000422559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000422569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666737091 + ... + 1666737096.

It is an arithmetic number, because the mean of its divisors is an integer number (3333474188).

Almost surely, 2^10000422561 is an apocalyptic number.

It is an amenable number.

10000422561 is a deficient number, since it is larger than the sum of its proper divisors (3333474191).

10000422561 is an equidigital number, since it uses as much as digits as its factorization.

10000422561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333474190.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 10000422561 its reverse (16522400001), we get a palindrome (26522822562).

The spelling of 10000422561 in words is "ten billion, four hundred twenty-two thousand, five hundred sixty-one".