1133103544021 has 4 divisors (see below), whose sum is σ = 1157212130112. Its totient is φ = 1108994957932.

The previous prime is 1133103543991. The next prime is 1133103544031. The reversal of 1133103544021 is 1204453013311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1133103544021 - 2²⁵ = 1133069989589 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 (1133103544031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12054292975 + ... + 12054293068.

It is an arithmetic number, because the mean of its divisors is an integer number (289303032528).

Almost surely, 2^{1133103544021} is an apocalyptic number.

It is an amenable number.

1133103544021 is a deficient number, since it is larger than the sum of its proper divisors (24108586091).

1133103544021 is an equidigital number, since it uses as much as digits as its factorization.

1133103544021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24108586090.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1133103544021 its reverse (1204453013311), we get a palindrome (2337556557332).

The spelling of 1133103544021 in words is "one trillion, one hundred thirty-three billion, one hundred three million, five hundred forty-four thousand, twenty-one".