1001113110973 has 2 divisors, whose sum is σ = 1001113110974. Its totient is φ = 1001113110972.

The previous prime is 1001113110871. The next prime is 1001113111081. The reversal of 1001113110973 is 3790113111001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 608802546564 + 392310564409 = 780258^2 + 626347^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001113110973 - 2⁹ = 1001113110461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001113110073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500556555486 + 500556555487.

It is an arithmetic number, because the mean of its divisors is an integer number (500556555487).

Almost surely, 2^{1001113110973} is an apocalyptic number.

It is an amenable number.

1001113110973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001113110973 is an equidigital number, since it uses as much as digits as its factorization.

1001113110973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 28.

Adding to 1001113110973 its sum of digits (28), we get a palindrome (1001113111001).

Adding to 1001113110973 its reverse (3790113111001), we get a palindrome (4791226221974).

The spelling of 1001113110973 in words is "one trillion, one billion, one hundred thirteen million, one hundred ten thousand, nine hundred seventy-three".