1133442303021 has 24 divisors (see below), whose sum is σ = 1901752795904. Its totient is φ = 637063587360.

The previous prime is 1133442303017. The next prime is 1133442303023. The reversal of 1133442303021 is 1203032443311.

It is a happy number.

1133442303021 is a `hidden beast` number, since 1 + 1 + 334 + 4 + 2 + 303 + 0 + 21 = 666.

It is not a de Polignac number, because 1133442303021 - 2² = 1133442303017 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 (1133442303023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147464581 + ... + 147472266.

Almost surely, 2^{1133442303021} is an apocalyptic number.

It is an amenable number.

1133442303021 is a deficient number, since it is larger than the sum of its proper divisors (768310492883).

1133442303021 is a wasteful number, since it uses less digits than its factorization.

1133442303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294936921 (or 294936918 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1133442303021 its reverse (1203032443311), we get a palindrome (2336474746332).

The spelling of 1133442303021 in words is "one trillion, one hundred thirty-three billion, four hundred forty-two million, three hundred three thousand, twenty-one".