1331200023233 has 4 divisors (see below), whose sum is σ = 1377103472340. Its totient is φ = 1285296574128.

The previous prime is 1331200023229. The next prime is 1331200023253. The reversal of 1331200023233 is 3323200021331.

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

It can be written as a sum of positive squares in 2 ways, for example, as 694368890944 + 636831132289 = 833288^2 + 798017^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331200023233 - 2² = 1331200023229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331200023199 and 1331200023208.

It is not an unprimeable number, because it can be changed into a prime (1331200023253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22951724510 + ... + 22951724567.

It is an arithmetic number, because the mean of its divisors is an integer number (344275868085).

Almost surely, 2^{1331200023233} is an apocalyptic number.

It is an amenable number.

1331200023233 is a deficient number, since it is larger than the sum of its proper divisors (45903449107).

1331200023233 is an equidigital number, since it uses as much as digits as its factorization.

1331200023233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45903449106.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1331200023233 its reverse (3323200021331), we get a palindrome (4654400044564).

The spelling of 1331200023233 in words is "one trillion, three hundred thirty-one billion, two hundred million, twenty-three thousand, two hundred thirty-three".