234423403331 has 8 divisors (see below), whose sum is σ = 252459755520. Its totient is φ = 216387591552.

The previous prime is 234423403289. The next prime is 234423403351. The reversal of 234423403331 is 133304324432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234423403331 is a prime.

It is a super-2 number, since 2×234423403331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234423403351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1489211 + ... + 1639083.

It is an arithmetic number, because the mean of its divisors is an integer number (31557469440).

Almost surely, 2^234423403331 is an apocalyptic number.

234423403331 is a deficient number, since it is larger than the sum of its proper divisors (18036352189).

234423403331 is a wasteful number, since it uses less digits than its factorization.

234423403331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270205.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 234423403331 its reverse (133304324432), we get a palindrome (367727727763).

The spelling of 234423403331 in words is "two hundred thirty-four billion, four hundred twenty-three million, four hundred three thousand, three hundred thirty-one".