10001200427 has 2 divisors, whose sum is σ = 10001200428. Its totient is φ = 10001200426.

The previous prime is 10001200409. The next prime is 10001200481. The reversal of 10001200427 is 72400210001.

10001200427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10001200427 - 2¹⁴ = 10001184043 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001230427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000600213 + 5000600214.

It is an arithmetic number, because the mean of its divisors is an integer number (5000600214).

Almost surely, 2^10001200427 is an apocalyptic number.

10001200427 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001200427 is an equidigital number, since it uses as much as digits as its factorization.

10001200427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 10001200427 its reverse (72400210001), we get a palindrome (82401410428).

The spelling of 10001200427 in words is "ten billion, one million, two hundred thousand, four hundred twenty-seven".