4122111221444 has 24 divisors (see below), whose sum is σ = 7628013851136. Its totient is φ = 1945921896000.

The previous prime is 4122111221443. The next prime is 4122111221479. The reversal of 4122111221444 is 4441221112214.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (4122111221443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405395312 + ... + 405405479.

It is an arithmetic number, because the mean of its divisors is an integer number (317833910464).

Almost surely, 2^{4122111221444} is an apocalyptic number.

It is an amenable number.

4122111221444 is a deficient number, since it is larger than the sum of its proper divisors (3505902629692).

4122111221444 is a wasteful number, since it uses less digits than its factorization.

4122111221444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810800867 (or 810800865 counting only the distinct ones).

The product of its digits is 4096, while the sum is 29.

Adding to 4122111221444 its reverse (4441221112214), we get a palindrome (8563332333658).

The spelling of 4122111221444 in words is "four trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty-one thousand, four hundred forty-four".