1031013010001 has 4 divisors (see below), whose sum is σ = 1110321703092. Its totient is φ = 951704316912.

The previous prime is 1031013009997. The next prime is 1031013010087. The reversal of 1031013010001 is 1000103101301.

It is a happy number.

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 171913890625 + 859099119376 = 414625^2 + 926876^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031013010001 - 2² = 1031013009997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1031013015001) 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, 39654346526 + ... + 39654346551.

It is an arithmetic number, because the mean of its divisors is an integer number (277580425773).

Almost surely, 2^{1031013010001} is an apocalyptic number.

It is an amenable number.

1031013010001 is a deficient number, since it is larger than the sum of its proper divisors (79308693091).

1031013010001 is an equidigital number, since it uses as much as digits as its factorization.

1031013010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79308693090.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 1031013010001 its reverse (1000103101301), we get a palindrome (2031116111302).

The spelling of 1031013010001 in words is "one trillion, thirty-one billion, thirteen million, ten thousand, one".