1031100324243 has 24 divisors (see below), whose sum is σ = 1522174600464. Its totient is φ = 620347875840.

The previous prime is 1031100324227. The next prime is 1031100324271. The reversal of 1031100324243 is 3424230011301.

It is a happy number.

It is not a de Polignac number, because 1031100324243 - 2⁴ = 1031100324227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1031100325243) 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 23 ways as a sum of consecutive naturals, for example, 10317046 + ... + 10416507.

It is an arithmetic number, because the mean of its divisors is an integer number (63423941686).

Almost surely, 2^{1031100324243} is an apocalyptic number.

1031100324243 is a deficient number, since it is larger than the sum of its proper divisors (491074276221).

1031100324243 is a wasteful number, since it uses less digits than its factorization.

1031100324243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20733715 (or 20733704 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1031100324243 its reverse (3424230011301), we get a palindrome (4455330335544).

The spelling of 1031100324243 in words is "one trillion, thirty-one billion, one hundred million, three hundred twenty-four thousand, two hundred forty-three".