1023123333013 has 4 divisors (see below), whose sum is σ = 1024714505248. Its totient is φ = 1021532160780.

The previous prime is 1023123332983. The next prime is 1023123333017. The reversal of 1023123333013 is 3103333213201.

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 1023123333013 - 2⁹ = 1023123332501 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 (1023123333017) 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, 795585153 + ... + 795586438.

It is an arithmetic number, because the mean of its divisors is an integer number (256178626312).

Almost surely, 2^{1023123333013} is an apocalyptic number.

It is an amenable number.

1023123333013 is a deficient number, since it is larger than the sum of its proper divisors (1591172235).

1023123333013 is an equidigital number, since it uses as much as digits as its factorization.

1023123333013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591172234.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1023123333013 its reverse (3103333213201), we get a palindrome (4126456546214).

The spelling of 1023123333013 in words is "one trillion, twenty-three billion, one hundred twenty-three million, three hundred thirty-three thousand, thirteen".