23223213011 has 16 divisors (see below), whose sum is σ = 24570604800. Its totient is φ = 21888540000.

The previous prime is 23223213007. The next prime is 23223213029. The reversal of 23223213011 is 11031232232.

It is a cyclic number.

It is not a de Polignac number, because 23223213011 - 2² = 23223213007 is a prime.

It is a super-2 number, since 2×23223213011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23223243011) 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, 5286626 + ... + 5291016.

It is an arithmetic number, because the mean of its divisors is an integer number (1535662800).

Almost surely, 2^23223213011 is an apocalyptic number.

23223213011 is a deficient number, since it is larger than the sum of its proper divisors (1347391789).

23223213011 is a wasteful number, since it uses less digits than its factorization.

23223213011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5770.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23223213011 its reverse (11031232232), we get a palindrome (34254445243).

The spelling of 23223213011 in words is "twenty-three billion, two hundred twenty-three million, two hundred thirteen thousand, eleven".