10221012221002 has 32 divisors (see below), whose sum is σ = 16892632021248. Its totient is φ = 4599441000000.

The previous prime is 10221012220997. The next prime is 10221012221059. The reversal of 10221012221002 is 20012221012201.

It is a happy number.

It is a super-3 number, since 3×10221012221002³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 21767727 + ... + 22232317.

It is an arithmetic number, because the mean of its divisors is an integer number (527894750664).

Almost surely, 2^{10221012221002} is an apocalyptic number.

10221012221002 is a deficient number, since it is larger than the sum of its proper divisors (6671619800246).

10221012221002 is a wasteful number, since it uses less digits than its factorization.

10221012221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474606.

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

Adding to 10221012221002 its reverse (20012221012201), we get a palindrome (30233233233203).

The spelling of 10221012221002 in words is "ten trillion, two hundred twenty-one billion, twelve million, two hundred twenty-one thousand, two".