12143833834121 has 32 divisors (see below), whose sum is σ = 14054976714240. Its totient is φ = 10369816300800.

The previous prime is 12143833834117. The next prime is 12143833834243.

It is a happy number.

12143833834121 is nontrivially palindromic in base 10.

12143833834121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12143833834121 - 2² = 12143833834117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12143833834721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224813006 + ... + 224867016.

It is an arithmetic number, because the mean of its divisors is an integer number (439218022320).

Almost surely, 2^{12143833834121} is an apocalyptic number.

12143833834121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12143833834121 is a deficient number, since it is larger than the sum of its proper divisors (1911142880119).

12143833834121 is a wasteful number, since it uses less digits than its factorization.

12143833834121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56405.

The product of its digits is 331776, while the sum is 44.

The spelling of 12143833834121 in words is "twelve trillion, one hundred forty-three billion, eight hundred thirty-three million, eight hundred thirty-four thousand, one hundred twenty-one".