121044422121311 has 16 divisors (see below), whose sum is σ = 138330906084000. Its totient is φ = 104926553776128.

The previous prime is 121044422121257. The next prime is 121044422121421. The reversal of 121044422121311 is 113121224440121.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121044422121311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121044422121911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609825401 + ... + 610023858.

It is an arithmetic number, because the mean of its divisors is an integer number (8645681630250).

Almost surely, 2^{121044422121311} is an apocalyptic number.

121044422121311 is a deficient number, since it is larger than the sum of its proper divisors (17286483962689).

121044422121311 is a wasteful number, since it uses less digits than its factorization.

121044422121311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219849738.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 121044422121311 its reverse (113121224440121), we get a palindrome (234165646561432).

The spelling of 121044422121311 in words is "one hundred twenty-one trillion, forty-four billion, four hundred twenty-two million, one hundred twenty-one thousand, three hundred eleven".