23433221145 has 32 divisors (see below), whose sum is σ = 37782146304. Its totient is φ = 12401568000.

The previous prime is 23433221087. The next prime is 23433221153. The reversal of 23433221145 is 54112233432.

It is not a de Polignac number, because 23433221145 - 2⁶ = 23433221081 is a prime.

It is a super-2 number, since 2×23433221145² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2307499 + ... + 2317631.

It is an arithmetic number, because the mean of its divisors is an integer number (1180692072).

Almost surely, 2^23433221145 is an apocalyptic number.

It is an amenable number.

23433221145 is a deficient number, since it is larger than the sum of its proper divisors (14348925159).

23433221145 is a wasteful number, since it uses less digits than its factorization.

23433221145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11313.

The product of its digits is 17280, while the sum is 30.

Adding to 23433221145 its reverse (54112233432), we get a palindrome (77545454577).

The spelling of 23433221145 in words is "twenty-three billion, four hundred thirty-three million, two hundred twenty-one thousand, one hundred forty-five".