121441123311 has 32 divisors (see below), whose sum is σ = 172701312000. Its totient is φ = 75684855168.

The previous prime is 121441123253. The next prime is 121441123319. The reversal of 121441123311 is 113321144121.

It is not a de Polignac number, because 121441123311 - 2²⁵ = 121407568879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121441123319) 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 31 ways as a sum of consecutive naturals, for example, 8877585 + ... + 8891253.

It is an arithmetic number, because the mean of its divisors is an integer number (5396916000).

Almost surely, 2^121441123311 is an apocalyptic number.

121441123311 is a deficient number, since it is larger than the sum of its proper divisors (51260188689).

121441123311 is a wasteful number, since it uses less digits than its factorization.

121441123311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15743.

The product of its digits is 576, while the sum is 24.

Adding to 121441123311 its reverse (113321144121), we get a palindrome (234762267432).

The spelling of 121441123311 in words is "one hundred twenty-one billion, four hundred forty-one million, one hundred twenty-three thousand, three hundred eleven".