1233120313133 has 4 divisors (see below), whose sum is σ = 1233165547740. Its totient is φ = 1233075078528.

The previous prime is 1233120313121. The next prime is 1233120313141. The reversal of 1233120313133 is 3313130213321.

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 269067326089 + 964052987044 = 518717^2 + 981862^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233120313133 - 2⁸ = 1233120312877 is a prime.

It is a super-2 number, since 2×1233120313133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233120013133) 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, 22576388 + ... + 22630941.

It is an arithmetic number, because the mean of its divisors is an integer number (308291386935).

Almost surely, 2^{1233120313133} is an apocalyptic number.

It is an amenable number.

1233120313133 is a deficient number, since it is larger than the sum of its proper divisors (45234607).

1233120313133 is an equidigital number, since it uses as much as digits as its factorization.

1233120313133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45234606.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1233120313133 its reverse (3313130213321), we get a palindrome (4546250526454).

The spelling of 1233120313133 in words is "one trillion, two hundred thirty-three billion, one hundred twenty million, three hundred thirteen thousand, one hundred thirty-three".