1230223033133 has 4 divisors (see below), whose sum is σ = 1230309372768. Its totient is φ = 1230136693500.

The previous prime is 1230223033121. The next prime is 1230223033157. The reversal of 1230223033133 is 3313303220321.

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 1230223033133 - 2²⁴ = 1230206255917 is a prime.

It is a super-2 number, since 2×1230223033133² (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 (1230223033033) 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, 43148441 + ... + 43176942.

It is an arithmetic number, because the mean of its divisors is an integer number (307577343192).

Almost surely, 2^{1230223033133} is an apocalyptic number.

It is an amenable number.

1230223033133 is a deficient number, since it is larger than the sum of its proper divisors (86339635).

1230223033133 is an equidigital number, since it uses as much as digits as its factorization.

1230223033133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86339634.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 1230223033133 its reverse (3313303220321), we get a palindrome (4543526253454).

The spelling of 1230223033133 in words is "one trillion, two hundred thirty billion, two hundred twenty-three million, thirty-three thousand, one hundred thirty-three".