10221012120202 has 24 divisors (see below), whose sum is σ = 16601891970816. Its totient is φ = 4717302919056.

The previous prime is 10221012120167. The next prime is 10221012120203. The reversal of 10221012120202 is 20202121012201.

It is a happy number.

It is a super-3 number, since 3×10221012120202³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (10221012120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20235693 + ... + 20734639.

It is an arithmetic number, because the mean of its divisors is an integer number (691745498784).

Almost surely, 2^{10221012120202} is an apocalyptic number.

10221012120202 is a deficient number, since it is larger than the sum of its proper divisors (6380879850614).

10221012120202 is a wasteful number, since it uses less digits than its factorization.

10221012120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559582 (or 559569 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221012120202 its reverse (20202121012201), we get a palindrome (30423133132403).

The spelling of 10221012120202 in words is "ten trillion, two hundred twenty-one billion, twelve million, one hundred twenty thousand, two hundred two".