1000122111441 has 40 divisors (see below), whose sum is σ = 1500834535200. Its totient is φ = 663703823808.

The previous prime is 1000122111437. The next prime is 1000122111451. The reversal of 1000122111441 is 1441112210001.

1000122111441 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 1 + 221 + 1 + 1 + 441 = 666.

It is not a de Polignac number, because 1000122111441 - 2² = 1000122111437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000122111421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 129899010 + ... + 129906708.

It is an arithmetic number, because the mean of its divisors is an integer number (37520863380).

Almost surely, 2^{1000122111441} is an apocalyptic number.

It is an amenable number.

1000122111441 is a deficient number, since it is larger than the sum of its proper divisors (500712423759).

1000122111441 is an equidigital number, since it uses as much as digits as its factorization.

1000122111441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14827 (or 14818 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1000122111441 its reverse (1441112210001), we get a palindrome (2441234321442).

The spelling of 1000122111441 in words is "one trillion, one hundred twenty-two million, one hundred eleven thousand, four hundred forty-one".