234213134121 has 128 divisors (see below), whose sum is σ = 383846400000. Its totient is φ = 140587591680.

The previous prime is 234213134093. The next prime is 234213134149. The reversal of 234213134121 is 121431312432.

234213134121 is a `hidden beast` number, since 2 + 34 + 213 + 1 + 3 + 412 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (234213134093) and next prime (234213134149).

It is not a de Polignac number, because 234213134121 - 2⁷ = 234213133993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (234213134191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 229845550 + ... + 229846568.

It is an arithmetic number, because the mean of its divisors is an integer number (2998800000).

Almost surely, 2^234213134121 is an apocalyptic number.

It is an amenable number.

234213134121 is a deficient number, since it is larger than the sum of its proper divisors (149633265879).

234213134121 is a wasteful number, since it uses less digits than its factorization.

234213134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324 (or 1318 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 234213134121 its reverse (121431312432), we get a palindrome (355644446553).

The spelling of 234213134121 in words is "two hundred thirty-four billion, two hundred thirteen million, one hundred thirty-four thousand, one hundred twenty-one".