1135551020031 has 6 divisors (see below), whose sum is σ = 1640240362280. Its totient is φ = 757034013348.

The previous prime is 1135551019973. The next prime is 1135551020039. The reversal of 1135551020031 is 1300201555311.

1135551020031 is a `hidden beast` number, since 1 + 1 + 3 + 555 + 102 + 0 + 0 + 3 + 1 = 666.

It is not a de Polignac number, because 1135551020031 - 2⁷ = 1135551019903 is a prime.

It is a super-2 number, since 2×1135551020031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1135551019977 and 1135551020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135551020039) 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 in 5 ways as a sum of consecutive naturals, for example, 63086167771 + ... + 63086167788.

Almost surely, 2^{1135551020031} is an apocalyptic number.

1135551020031 is a deficient number, since it is larger than the sum of its proper divisors (504689342249).

1135551020031 is a wasteful number, since it uses less digits than its factorization.

1135551020031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126172335565 (or 126172335562 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

Adding to 1135551020031 its reverse (1300201555311), we get a palindrome (2435752575342).

The spelling of 1135551020031 in words is "one trillion, one hundred thirty-five billion, five hundred fifty-one million, twenty thousand, thirty-one".