10221221211202 has 64 divisors (see below), whose sum is σ = 16058156325120. Its totient is φ = 4875054976000.

The previous prime is 10221221211199. The next prime is 10221221211211. The reversal of 10221221211202 is 20211212212201.

It is a self number, because there is not a number n which added to its sum of digits gives 10221221211202.

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 31 ways as a sum of consecutive naturals, for example, 1141903827 + ... + 1141912777.

It is an arithmetic number, because the mean of its divisors is an integer number (250908692580).

Almost surely, 2^{10221221211202} is an apocalyptic number.

10221221211202 is a deficient number, since it is larger than the sum of its proper divisors (5836935113918).

10221221211202 is a wasteful number, since it uses less digits than its factorization.

10221221211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10299.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10221221211202 its reverse (20211212212201), we get a palindrome (30432433423403).

The spelling of 10221221211202 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty-one million, two hundred eleven thousand, two hundred two".