10212002200091 has 16 divisors (see below), whose sum is σ = 10348157465856. Its totient is φ = 10076997785376.

The previous prime is 10212002200087. The next prime is 10212002200163. The reversal of 10212002200091 is 19000220021201.

It is a happy number.

10212002200091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10212002200091 - 2² = 10212002200087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212002200591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12766265 + ... + 13542581.

It is an arithmetic number, because the mean of its divisors is an integer number (646759841616).

Almost surely, 2^{10212002200091} is an apocalyptic number.

10212002200091 is a deficient number, since it is larger than the sum of its proper divisors (136155265765).

10212002200091 is a wasteful number, since it uses less digits than its factorization.

10212002200091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777058.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10212002200091 its reverse (19000220021201), we get a palindrome (29212222221292).

The spelling of 10212002200091 in words is "ten trillion, two hundred twelve billion, two million, two hundred thousand, ninety-one".