23432021011 has 8 divisors (see below), whose sum is σ = 26819971424. Its totient is φ = 20054200320.

The previous prime is 23432020981. The next prime is 23432021017. The reversal of 23432021011 is 11012023432.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-23432021011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23432021011.

It is not an unprimeable number, because it can be changed into a prime (23432021017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2527470 + ... + 2536723.

It is an arithmetic number, because the mean of its divisors is an integer number (3352496428).

Almost surely, 2^23432021011 is an apocalyptic number.

23432021011 is a deficient number, since it is larger than the sum of its proper divisors (3387950413).

23432021011 is an equidigital number, since it uses as much as digits as its factorization.

23432021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064861.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 23432021011 its reverse (11012023432), we get a palindrome (34444044443).

The spelling of 23432021011 in words is "twenty-three billion, four hundred thirty-two million, twenty-one thousand, eleven".