1124331033421 has 4 divisors (see below), whose sum is σ = 1190468153052. Its totient is φ = 1058193913792.

The previous prime is 1124331033391. The next prime is 1124331033437. The reversal of 1124331033421 is 1243301334211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 981117984196 + 143213049225 = 990514^2 + 378435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124331033421 - 2²⁹ = 1123794162509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1124331033421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124331033451) 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 3 ways as a sum of consecutive naturals, for example, 33068559790 + ... + 33068559823.

It is an arithmetic number, because the mean of its divisors is an integer number (297617038263).

Almost surely, 2^{1124331033421} is an apocalyptic number.

It is an amenable number.

1124331033421 is a deficient number, since it is larger than the sum of its proper divisors (66137119631).

1124331033421 is an equidigital number, since it uses as much as digits as its factorization.

1124331033421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66137119630.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1124331033421 its reverse (1243301334211), we get a palindrome (2367632367632).

The spelling of 1124331033421 in words is "one trillion, one hundred twenty-four billion, three hundred thirty-one million, thirty-three thousand, four hundred twenty-one".