1013231033101 has 6 divisors (see below), whose sum is σ = 1178656507950. Its totient is φ = 868483742616.

The previous prime is 1013231033099. The next prime is 1013231033153. The reversal of 1013231033101 is 1013301323101.

It can be written as a sum of positive squares in only one way, i.e., 683513909001 + 329717124100 = 826749^2 + 574210^2 .

It is not a de Polignac number, because 1013231033101 - 2¹ = 1013231033099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013231033161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10339092126 + ... + 10339092223.

It is an arithmetic number, because the mean of its divisors is an integer number (196442751325).

Almost surely, 2^{1013231033101} is an apocalyptic number.

It is an amenable number.

1013231033101 is a deficient number, since it is larger than the sum of its proper divisors (165425474849).

1013231033101 is an equidigital number, since it uses as much as digits as its factorization.

1013231033101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20678184363 (or 20678184356 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1013231033101 its reverse (1013301323101), we get a palindrome (2026532356202).

The spelling of 1013231033101 in words is "one trillion, thirteen billion, two hundred thirty-one million, thirty-three thousand, one hundred one".