1031233111023 has 8 divisors (see below), whose sum is σ = 1383210880128. Its totient is φ = 683372041304.

The previous prime is 1031233111009. The next prime is 1031233111049. The reversal of 1031233111023 is 3201113321301.

It is a happy number.

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 1031233111023 - 2⁶ = 1031233110959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031233111003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029174261 + ... + 1029175262.

It is an arithmetic number, because the mean of its divisors is an integer number (172901360016).

Almost surely, 2^{1031233111023} is an apocalyptic number.

1031233111023 is a deficient number, since it is larger than the sum of its proper divisors (351977769105).

1031233111023 is a wasteful number, since it uses less digits than its factorization.

1031233111023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058349693.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1031233111023 its reverse (3201113321301), we get a palindrome (4232346432324).

The spelling of 1031233111023 in words is "one trillion, thirty-one billion, two hundred thirty-three million, one hundred eleven thousand, twenty-three".