10021120012222 has 16 divisors (see below), whose sum is σ = 16560554767344. Its totient is φ = 4509955000000.

The previous prime is 10021120012177. The next prime is 10021120012261. The reversal of 10021120012222 is 22221002112001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10021120012196 and 10021120012205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2254975279 + ... + 2254979722.

It is an arithmetic number, because the mean of its divisors is an integer number (1035034672959).

Almost surely, 2^{10021120012222} is an apocalyptic number.

10021120012222 is a deficient number, since it is larger than the sum of its proper divisors (6539434755122).

10021120012222 is a wasteful number, since it uses less digits than its factorization.

10021120012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509955115.

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

Adding to 10021120012222 its reverse (22221002112001), we get a palindrome (32242122124223).

The spelling of 10021120012222 in words is "ten trillion, twenty-one billion, one hundred twenty million, twelve thousand, two hundred twenty-two".