234321023997 has 24 divisors (see below), whose sum is σ = 339616516824. Its totient is φ = 155682198144.

The previous prime is 234321023941. The next prime is 234321024001. The reversal of 234321023997 is 799320123432.

234321023997 is a `hidden beast` number, since 2 + 3 + 4 + 321 + 0 + 239 + 97 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11523807801 + 222797216196 = 107349^2 + 472014^2 .

It is a de Polignac number, because none of the positive numbers 2^k-234321023997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234321023197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15435703 + ... + 15450875.

It is an arithmetic number, because the mean of its divisors is an integer number (14150688201).

Almost surely, 2^234321023997 is an apocalyptic number.

It is an amenable number.

234321023997 is a deficient number, since it is larger than the sum of its proper divisors (105295492827).

234321023997 is a wasteful number, since it uses less digits than its factorization.

234321023997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20909 (or 20906 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 234321023997 in words is "two hundred thirty-four billion, three hundred twenty-one million, twenty-three thousand, nine hundred ninety-seven".