23233213505 has 16 divisors (see below), whose sum is σ = 28506691584. Its totient is φ = 18173299200.

The previous prime is 23233213501. The next prime is 23233213573. The reversal of 23233213505 is 50531233232.

It is not a de Polignac number, because 23233213505 - 2² = 23233213501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23233213501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248321 + ... + 328830.

It is an arithmetic number, because the mean of its divisors is an integer number (1781668224).

Almost surely, 2^23233213505 is an apocalyptic number.

It is an amenable number.

23233213505 is a deficient number, since it is larger than the sum of its proper divisors (5273478079).

23233213505 is an equidigital number, since it uses as much as digits as its factorization.

23233213505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577336.

The product of its (nonzero) digits is 16200, while the sum is 29.

Adding to 23233213505 its reverse (50531233232), we get a palindrome (73764446737).

The spelling of 23233213505 in words is "twenty-three billion, two hundred thirty-three million, two hundred thirteen thousand, five hundred five".