22112021122 has 16 divisors (see below), whose sum is σ = 33763036320. Its totient is φ = 10858655808.

The previous prime is 22112021081. The next prime is 22112021161.

It is a happy number.

22112021122 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22112021096 and 22112021105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199672 + ... + 289987.

It is an arithmetic number, because the mean of its divisors is an integer number (2110189770).

Almost surely, 2^22112021122 is an apocalyptic number.

22112021122 is a deficient number, since it is larger than the sum of its proper divisors (11651015198).

22112021122 is a wasteful number, since it uses less digits than its factorization.

22112021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490065.

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

It can be divided in two parts, 221120 and 21122, that added together give a palindrome (242242).

The spelling of 22112021122 in words is "twenty-two billion, one hundred twelve million, twenty-one thousand, one hundred twenty-two".