10200034204021 has 2 divisors, whose sum is σ = 10200034204022. Its totient is φ = 10200034204020.

The previous prime is 10200034204001. The next prime is 10200034204037. The reversal of 10200034204021 is 12040243000201.

10200034204021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9245163223396 + 954870980625 = 3040586^2 + 977175^2 .

It is a cyclic number.

It is not a de Polignac number, because 10200034204021 - 2³³ = 10191444269429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10200034204021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10200034204001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100017102010 + 5100017102011.

It is an arithmetic number, because the mean of its divisors is an integer number (5100017102011).

Almost surely, 2^{10200034204021} is an apocalyptic number.

It is an amenable number.

10200034204021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200034204021 is an equidigital number, since it uses as much as digits as its factorization.

10200034204021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10200034204021 its reverse (12040243000201), we get a palindrome (22240277204222).

The spelling of 10200034204021 in words is "ten trillion, two hundred billion, thirty-four million, two hundred four thousand, twenty-one".