1300231323256 has 8 divisors (see below), whose sum is σ = 2437933731120. Its totient is φ = 650115661624.

The previous prime is 1300231323103. The next prime is 1300231323257. The reversal of 1300231323256 is 6523231320031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300231323257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81264457696 + ... + 81264457711.

It is an arithmetic number, because the mean of its divisors is an integer number (304741716390).

Almost surely, 2^{1300231323256} is an apocalyptic number.

It is an amenable number.

1300231323256 is a deficient number, since it is larger than the sum of its proper divisors (1137702407864).

1300231323256 is a wasteful number, since it uses less digits than its factorization.

1300231323256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162528915413 (or 162528915409 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 1300231323256 its reverse (6523231320031), we get a palindrome (7823462643287).

The spelling of 1300231323256 in words is "one trillion, three hundred billion, two hundred thirty-one million, three hundred twenty-three thousand, two hundred fifty-six".