4405121233111 has 4 divisors (see below), whose sum is σ = 4405179095824. Its totient is φ = 4405063370400.

The previous prime is 4405121233091. The next prime is 4405121233193. The reversal of 4405121233111 is 1113321215044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4405121233111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4405121233111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405121236111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28817010 + ... + 28969471.

It is an arithmetic number, because the mean of its divisors is an integer number (1101294773956).

Almost surely, 2^{4405121233111} is an apocalyptic number.

4405121233111 is a deficient number, since it is larger than the sum of its proper divisors (57862713).

4405121233111 is an equidigital number, since it uses as much as digits as its factorization.

4405121233111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57862712.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 4405121233111 its reverse (1113321215044), we get a palindrome (5518442448155).

The spelling of 4405121233111 in words is "four trillion, four hundred five billion, one hundred twenty-one million, two hundred thirty-three thousand, one hundred eleven".