10221102121002 has 32 divisors (see below), whose sum is σ = 20478030489600. Its totient is φ = 3401064179568.

The previous prime is 10221102120973. The next prime is 10221102121037. The reversal of 10221102121002 is 20012120112201.

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 15 ways as a sum of consecutive naturals, for example, 35764149 + ... + 36048807.

It is an arithmetic number, because the mean of its divisors is an integer number (639938452800).

Almost surely, 2^{10221102121002} is an apocalyptic number.

10221102121002 is an abundant number, since it is smaller than the sum of its proper divisors (10256928368598).

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

10221102121002 is a wasteful number, since it uses less digits than its factorization.

10221102121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295130.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10221102121002 its reverse (20012120112201), we get a palindrome (30233222233203).

The spelling of 10221102121002 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, one hundred twenty-one thousand, two".