1133123220013 has 4 divisors (see below), whose sum is σ = 1159474922848. Its totient is φ = 1106771517180.

The previous prime is 1133123219999. The next prime is 1133123220029. The reversal of 1133123220013 is 3100223213311.

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 1133123220013 - 2⁵ = 1133123219981 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 (1133123220913) 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, 13175851353 + ... + 13175851438.

It is an arithmetic number, because the mean of its divisors is an integer number (289868730712).

Almost surely, 2^{1133123220013} is an apocalyptic number.

It is an amenable number.

1133123220013 is a deficient number, since it is larger than the sum of its proper divisors (26351702835).

1133123220013 is an equidigital number, since it uses as much as digits as its factorization.

1133123220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26351702834.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1133123220013 its reverse (3100223213311), we get a palindrome (4233346433324).

The spelling of 1133123220013 in words is "one trillion, one hundred thirty-three billion, one hundred twenty-three million, two hundred twenty thousand, thirteen".