1231040304334 has 4 divisors (see below), whose sum is σ = 1846560456504. Its totient is φ = 615520152166.

The previous prime is 1231040304281. The next prime is 1231040304359. The reversal of 1231040304334 is 4334030401321.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307760076082 + ... + 307760076085.

It is an arithmetic number, because the mean of its divisors is an integer number (461640114126).

Almost surely, 2^{1231040304334} is an apocalyptic number.

1231040304334 is a deficient number, since it is larger than the sum of its proper divisors (615520152170).

1231040304334 is an equidigital number, since it uses as much as digits as its factorization.

1231040304334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615520152169.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1231040304334 its reverse (4334030401321), we get a palindrome (5565070705655).

The spelling of 1231040304334 in words is "one trillion, two hundred thirty-one billion, forty million, three hundred four thousand, three hundred thirty-four".