121042441311441 has 64 divisors (see below), whose sum is σ = 178292611875840. Its totient is φ = 72586986762240.

The previous prime is 121042441311439. The next prime is 121042441311479. The reversal of 121042441311441 is 144113144240121.

It is a happy number.

It is not a de Polignac number, because 121042441311441 - 2¹ = 121042441311439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121042441311541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3597404680 + ... + 3597438326.

It is an arithmetic number, because the mean of its divisors is an integer number (2785822060560).

Almost surely, 2^{121042441311441} is an apocalyptic number.

It is an amenable number.

121042441311441 is a deficient number, since it is larger than the sum of its proper divisors (57250170564399).

121042441311441 is a wasteful number, since it uses less digits than its factorization.

121042441311441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47706.

The product of its (nonzero) digits is 12288, while the sum is 33.

Adding to 121042441311441 its reverse (144113144240121), we get a palindrome (265155585551562).

The spelling of 121042441311441 in words is "one hundred twenty-one trillion, forty-two billion, four hundred forty-one million, three hundred eleven thousand, four hundred forty-one".