1131133333023 has 32 divisors (see below), whose sum is σ = 1820852275200. Its totient is φ = 691354828800.

The previous prime is 1131133333003. The next prime is 1131133333051. The reversal of 1131133333023 is 3203333311311.

1131133333023 is a `hidden beast` number, since 1 + 13 + 1 + 13 + 333 + 302 + 3 = 666.

It is not a de Polignac number, because 1131133333023 - 2⁵ = 1131133332991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131133333003) 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 31 ways as a sum of consecutive naturals, for example, 35547618 + ... + 35579423.

It is an arithmetic number, because the mean of its divisors is an integer number (56901633600).

Almost surely, 2^{1131133333023} is an apocalyptic number.

1131133333023 is a deficient number, since it is larger than the sum of its proper divisors (689718942177).

1131133333023 is a wasteful number, since it uses less digits than its factorization.

1131133333023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71127100 (or 71127094 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 27.

Adding to 1131133333023 its reverse (3203333311311), we get a palindrome (4334466644334).

The spelling of 1131133333023 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-three million, three hundred thirty-three thousand, twenty-three".