20233642711 has 8 divisors (see below), whose sum is σ = 20385535520. Its totient is φ = 20082235392.

The previous prime is 20233642703. The next prime is 20233642747. The reversal of 20233642711 is 11724633202.

It is a happy number.

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 20233642711 - 2³ = 20233642703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233642211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 37491 + ... + 204628.

It is an arithmetic number, because the mean of its divisors is an integer number (2548191940).

Almost surely, 2^20233642711 is an apocalyptic number.

20233642711 is a deficient number, since it is larger than the sum of its proper divisors (151892809).

20233642711 is a wasteful number, since it uses less digits than its factorization.

20233642711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242745.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 20233642711 in words is "twenty billion, two hundred thirty-three million, six hundred forty-two thousand, seven hundred eleven".