121122231122113 has 16 divisors (see below), whose sum is σ = 139006571106816. Its totient is φ = 104668638338880.

The previous prime is 121122231122089. The next prime is 121122231122129. The reversal of 121122231122113 is 311221132221121.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-121122231122113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121122231122183) 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, 4309465458 + ... + 4309493563.

It is an arithmetic number, because the mean of its divisors is an integer number (8687910694176).

Almost surely, 2^{121122231122113} is an apocalyptic number.

121122231122113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121122231122113 is a deficient number, since it is larger than the sum of its proper divisors (17884339984703).

121122231122113 is a wasteful number, since it uses less digits than its factorization.

121122231122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8618959104.

The product of its digits is 576, while the sum is 25.

Adding to 121122231122113 its reverse (311221132221121), we get a palindrome (432343363343234).

The spelling of 121122231122113 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred thirteen".