10021002222122 has 32 divisors (see below), whose sum is σ = 15181899752448. Its totient is φ = 4960474235136.

The previous prime is 10021002222089. The next prime is 10021002222131. The reversal of 10021002222122 is 22122220012001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10021002222122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796385843 + ... + 796398425.

It is an arithmetic number, because the mean of its divisors is an integer number (474434367264).

Almost surely, 2^{10021002222122} is an apocalyptic number.

10021002222122 is a deficient number, since it is larger than the sum of its proper divisors (5160897530326).

10021002222122 is a wasteful number, since it uses less digits than its factorization.

10021002222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16454.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10021002222122 its reverse (22122220012001), we get a palindrome (32143222234123).

The spelling of 10021002222122 in words is "ten trillion, twenty-one billion, two million, two hundred twenty-two thousand, one hundred twenty-two".