10011221222002 has 64 divisors (see below), whose sum is σ = 20199321805824. Its totient is φ = 3593856651840.

The previous prime is 10011221221901. The next prime is 10011221222027. The reversal of 10011221222002 is 20022212211001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3475848 + ... + 5666035.

It is an arithmetic number, because the mean of its divisors is an integer number (315614403216).

Almost surely, 2^{10011221222002} is an apocalyptic number.

10011221222002 is an abundant number, since it is smaller than the sum of its proper divisors (10188100583822).

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

10011221222002 is a wasteful number, since it uses less digits than its factorization.

10011221222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9142463.

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

Adding to 10011221222002 its reverse (20022212211001), we get a palindrome (30033433433003).

The spelling of 10011221222002 in words is "ten trillion, eleven billion, two hundred twenty-one million, two hundred twenty-two thousand, two".