231214431304 has 8 divisors (see below), whose sum is σ = 433527058710. Its totient is φ = 115607215648.

The previous prime is 231214431277. The next prime is 231214431311. The reversal of 231214431304 is 403134412132.

It is a happy number.

231214431304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 200695040100 + 30519391204 = 447990^2 + 174698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×231214431304² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 14450901949 + ... + 14450901964.

Almost surely, 2^231214431304 is an apocalyptic number.

It is an amenable number.

231214431304 is a deficient number, since it is larger than the sum of its proper divisors (202312627406).

231214431304 is a wasteful number, since it uses less digits than its factorization.

231214431304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28901803919 (or 28901803915 counting only the distinct ones).

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

Adding to 231214431304 its reverse (403134412132), we get a palindrome (634348843436).

The spelling of 231214431304 in words is "two hundred thirty-one billion, two hundred fourteen million, four hundred thirty-one thousand, three hundred four".