2320131031045 has 8 divisors (see below), whose sum is σ = 2784183909624. Its totient is φ = 1856087043264.

The previous prime is 2320131031007. The next prime is 2320131031063. The reversal of 2320131031045 is 5401301310232.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 131914966401 + 2188216064644 = 363201^2 + 1479262^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2320131031045 - 2³⁹ = 1770375217157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1634434 + ... + 2704003.

It is an arithmetic number, because the mean of its divisors is an integer number (348022988703).

Almost surely, 2^{2320131031045} is an apocalyptic number.

It is an amenable number.

2320131031045 is a deficient number, since it is larger than the sum of its proper divisors (464052878579).

2320131031045 is a wasteful number, since it uses less digits than its factorization.

2320131031045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445399.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 2320131031045 its reverse (5401301310232), we get a palindrome (7721432341277).

The spelling of 2320131031045 in words is "two trillion, three hundred twenty billion, one hundred thirty-one million, thirty-one thousand, forty-five".