1131303320023 has 8 divisors (see below), whose sum is σ = 1227066442560. Its totient is φ = 1038786405120.

The previous prime is 1131303320009. The next prime is 1131303320029. The reversal of 1131303320023 is 3200233031311.

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 1131303320023 - 2⁹ = 1131303319511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131303319976 and 1131303320003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131303320029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811551183 + ... + 811552576.

It is an arithmetic number, because the mean of its divisors is an integer number (153383305320).

Almost surely, 2^{1131303320023} is an apocalyptic number.

1131303320023 is a deficient number, since it is larger than the sum of its proper divisors (95763122537).

1131303320023 is a wasteful number, since it uses less digits than its factorization.

1131303320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623103817.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1131303320023 its reverse (3200233031311), we get a palindrome (4331536351334).

The spelling of 1131303320023 in words is "one trillion, one hundred thirty-one billion, three hundred three million, three hundred twenty thousand, twenty-three".