1011012831613 has 2 divisors, whose sum is σ = 1011012831614. Its totient is φ = 1011012831612.

The previous prime is 1011012831547. The next prime is 1011012831623. The reversal of 1011012831613 is 3161382101101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 817436590884 + 193576240729 = 904122^2 + 439973^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011012831613 - 2²⁹ = 1010475960701 is a prime.

It is a super-2 number, since 2×1011012831613² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011012831623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505506415806 + 505506415807.

It is an arithmetic number, because the mean of its divisors is an integer number (505506415807).

Almost surely, 2^{1011012831613} is an apocalyptic number.

It is an amenable number.

1011012831613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011012831613 is an equidigital number, since it uses as much as digits as its factorization.

1011012831613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

Adding to 1011012831613 its reverse (3161382101101), we get a palindrome (4172394932714).

The spelling of 1011012831613 in words is "one trillion, eleven billion, twelve million, eight hundred thirty-one thousand, six hundred thirteen".