22121144112122 has 32 divisors (see below), whose sum is σ = 36545604701760. Its totient is φ = 9958651297920.

The previous prime is 22121144112121. The next prime is 22121144112209.

22121144112122 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22121144112091 and 22121144112100.

It is not an unprimeable number, because it can be changed into a prime (22121144112121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3810953 + ... + 7665875.

It is an arithmetic number, because the mean of its divisors is an integer number (1142050146930).

Almost surely, 2^{22121144112122} is an apocalyptic number.

22121144112122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22121144112122 is a deficient number, since it is larger than the sum of its proper divisors (14424460589638).

22121144112122 is a wasteful number, since it uses less digits than its factorization.

22121144112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3857438.

The product of its digits is 1024, while the sum is 26.

It can be divided in two parts, 2212114 and 4112122, that added together give a palindrome (6324236).

The spelling of 22121144112122 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred forty-four million, one hundred twelve thousand, one hundred twenty-two".