23220551033 has 8 divisors (see below), whose sum is σ = 23247360768. Its totient is φ = 23193760464.

The previous prime is 23220551021. The next prime is 23220551077. The reversal of 23220551033 is 33015502232.

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 23220551033 - 2⁴ = 23220551017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23220550993 and 23220551011.

It is not an unprimeable number, because it can be changed into a prime (23220551533) 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 7 ways as a sum of consecutive naturals, for example, 4263410 + ... + 4268852.

It is an arithmetic number, because the mean of its divisors is an integer number (2905920096).

Almost surely, 2^23220551033 is an apocalyptic number.

It is an amenable number.

23220551033 is a deficient number, since it is larger than the sum of its proper divisors (26809735).

23220551033 is a wasteful number, since it uses less digits than its factorization.

23220551033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9583.

The product of its (nonzero) digits is 5400, while the sum is 26.

The spelling of 23220551033 in words is "twenty-three billion, two hundred twenty million, five hundred fifty-one thousand, thirty-three".