234121213101 has 4 divisors (see below), whose sum is σ = 312161617472. Its totient is φ = 156080808732.

The previous prime is 234121213097. The next prime is 234121213121. The reversal of 234121213101 is 101312121432.

234121213101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 234121213101 - 2² = 234121213097 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 (234121213121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39020202181 + ... + 39020202186.

It is an arithmetic number, because the mean of its divisors is an integer number (78040404368).

Almost surely, 2^234121213101 is an apocalyptic number.

It is an amenable number.

234121213101 is a deficient number, since it is larger than the sum of its proper divisors (78040404371).

234121213101 is an equidigital number, since it uses as much as digits as its factorization.

234121213101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78040404370.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 234121213101 its reverse (101312121432), we get a palindrome (335433334533).

The spelling of 234121213101 in words is "two hundred thirty-four billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred one".