10221425012 has 12 divisors (see below), whose sum is σ = 17901962820. Its totient is φ = 5106578496.

The previous prime is 10221424987. The next prime is 10221425021. The reversal of 10221425012 is 21052412201.

It can be written as a sum of positive squares in 2 ways, for example, as 5985497956 + 4235927056 = 77366^2 + 65084^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027937 + ... + 1037832.

It is an arithmetic number, because the mean of its divisors is an integer number (1491830235).

Almost surely, 2^10221425012 is an apocalyptic number.

It is an amenable number.

10221425012 is a deficient number, since it is larger than the sum of its proper divisors (7680537808).

10221425012 is a wasteful number, since it uses less digits than its factorization.

10221425012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067010 (or 2067008 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 10221425012 its reverse (21052412201), we get a palindrome (31273837213).

The spelling of 10221425012 in words is "ten billion, two hundred twenty-one million, four hundred twenty-five thousand, twelve".