10024444421 has 2 divisors, whose sum is σ = 10024444422.
Its totient is φ = 10024444420.
The previous prime is 10024444393. The next prime is 10024444459. The reversal of 10024444421 is 12444442001.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8098200100 + 1926244321 = 89990^2 + 43889^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10024444421 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10024444321) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5012222210 + 5012222211.
It is an arithmetic number, because the mean of its divisors is an integer number (5012222211).
Almost surely, 210024444421 is an apocalyptic number.
It is an amenable number.
10024444421 is a deficient number, since it is larger than the sum of its proper divisors (1).
10024444421 is an equidigital number, since it uses as much as digits as its factorization.
10024444421 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4096, while the sum is 26.
Adding to 10024444421 its reverse (12444442001), we get a palindrome (22468886422).
The spelling of 10024444421 in words is "ten billion, twenty-four million, four hundred forty-four thousand, four hundred twenty-one".