234122321413 has 4 divisors (see below), whose sum is σ = 242195504940. Its totient is φ = 226049137888.

The previous prime is 234122321399. The next prime is 234122321429. The reversal of 234122321413 is 314123221432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 150394269249 + 83728052164 = 387807^2 + 289358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234122321413 is a prime.

It is a super-2 number, since 2×234122321413² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234122321473) 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 3 ways as a sum of consecutive naturals, for example, 4036591720 + ... + 4036591777.

It is an arithmetic number, because the mean of its divisors is an integer number (60548876235).

Almost surely, 2^234122321413 is an apocalyptic number.

It is an amenable number.

234122321413 is a deficient number, since it is larger than the sum of its proper divisors (8073183527).

234122321413 is an equidigital number, since it uses as much as digits as its factorization.

234122321413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8073183526.

The product of its digits is 6912, while the sum is 28.

Adding to 234122321413 its reverse (314123221432), we get a palindrome (548245542845).

The spelling of 234122321413 in words is "two hundred thirty-four billion, one hundred twenty-two million, three hundred twenty-one thousand, four hundred thirteen".