1023442323133 has 4 divisors (see below), whose sum is σ = 1024225371360. Its totient is φ = 1022659274908.

The previous prime is 1023442323131. The next prime is 1023442323191. The reversal of 1023442323133 is 3313232443201.

It is a happy number.

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 1023442323133 - 2¹ = 1023442323131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023442323095 and 1023442323104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023442323131) 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 3 ways as a sum of consecutive naturals, for example, 391522153 + ... + 391524766.

It is an arithmetic number, because the mean of its divisors is an integer number (256056342840).

Almost surely, 2^{1023442323133} is an apocalyptic number.

It is an amenable number.

1023442323133 is a deficient number, since it is larger than the sum of its proper divisors (783048227).

1023442323133 is an equidigital number, since it uses as much as digits as its factorization.

1023442323133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783048226.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 1023442323133 its reverse (3313232443201), we get a palindrome (4336674766334).

The spelling of 1023442323133 in words is "one trillion, twenty-three billion, four hundred forty-two million, three hundred twenty-three thousand, one hundred thirty-three".