10041200021 has 2 divisors, whose sum is σ = 10041200022. Its totient is φ = 10041200020.

The previous prime is 10041200017. The next prime is 10041200101. The reversal of 10041200021 is 12000214001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9979011025 + 62188996 = 99895^2 + 7886^2 .

It is a cyclic number.

It is not a de Polignac number, because 10041200021 - 2² = 10041200017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10041199975 and 10041200011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10041203021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5020600010 + 5020600011.

It is an arithmetic number, because the mean of its divisors is an integer number (5020600011).

Almost surely, 2^10041200021 is an apocalyptic number.

It is an amenable number.

10041200021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10041200021 is an equidigital number, since it uses as much as digits as its factorization.

10041200021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10041200021 its reverse (12000214001), we get a palindrome (22041414022).

The spelling of 10041200021 in words is "ten billion, forty-one million, two hundred thousand, twenty-one".