1223023001133 has 8 divisors (see below), whose sum is σ = 1630703196000. Its totient is φ = 815345736848.

The previous prime is 1223023001129. The next prime is 1223023001149. The reversal of 1223023001133 is 3311003203221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1223023001133 - 2² = 1223023001129 is a prime.

It is a super-2 number, since 2×1223023001133² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223023001533) 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 7 ways as a sum of consecutive naturals, for example, 574078 + ... + 1666016.

It is an arithmetic number, because the mean of its divisors is an integer number (203837899500).

Almost surely, 2^{1223023001133} is an apocalyptic number.

It is an amenable number.

1223023001133 is a deficient number, since it is larger than the sum of its proper divisors (407680194867).

1223023001133 is a wasteful number, since it uses less digits than its factorization.

1223023001133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465291.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1223023001133 its reverse (3311003203221), we get a palindrome (4534026204354).

The spelling of 1223023001133 in words is "one trillion, two hundred twenty-three billion, twenty-three million, one thousand, one hundred thirty-three".