10200012001 has 2 divisors, whose sum is σ = 10200012002. Its totient is φ = 10200012000.

The previous prime is 10200011999. The next prime is 10200012007. The reversal of 10200012001 is 10021000201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8042502400 + 2157509601 = 89680^2 + 46449^2 .

It is a cyclic number.

It is not a de Polignac number, because 10200012001 - 2¹ = 10200011999 is a prime.

Together with 10200011999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10200012007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100006000 + 5100006001.

It is an arithmetic number, because the mean of its divisors is an integer number (5100006001).

Almost surely, 2^10200012001 is an apocalyptic number.

It is an amenable number.

10200012001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200012001 is an equidigital number, since it uses as much as digits as its factorization.

10200012001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10200012001 its reverse (10021000201), we get a palindrome (20221012202).

The spelling of 10200012001 in words is "ten billion, two hundred million, twelve thousand, one".