10002221012 has 24 divisors (see below), whose sum is σ = 20041043904. Its totient is φ = 4278822912.

The previous prime is 10002220981. The next prime is 10002221039. The reversal of 10002221012 is 21012220001.

It is a happy number.

10002221012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10002220984 and 10002221002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311213 + ... + 341844.

It is an arithmetic number, because the mean of its divisors is an integer number (835043496).

Almost surely, 2^10002221012 is an apocalyptic number.

It is an amenable number.

10002221012 is an abundant number, since it is smaller than the sum of its proper divisors (10038822892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10002221012 is a wasteful number, since it uses less digits than its factorization.

10002221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653615 (or 653613 counting only the distinct ones).

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

Adding to 10002221012 its reverse (21012220001), we get a palindrome (31014441013).

The spelling of 10002221012 in words is "ten billion, two million, two hundred twenty-one thousand, twelve".