20211567230 has 8 divisors (see below), whose sum is σ = 36380821032. Its totient is φ = 8084626888.

The previous prime is 20211567203. The next prime is 20211567269. The reversal of 20211567230 is 3276511202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20211567193 and 20211567202.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1010578352 + ... + 1010578371.

It is an arithmetic number, because the mean of its divisors is an integer number (4547602629).

Almost surely, 2^20211567230 is an apocalyptic number.

20211567230 is a deficient number, since it is larger than the sum of its proper divisors (16169253802).

20211567230 is a wasteful number, since it uses less digits than its factorization.

20211567230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021156730.

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 20211567230 in words is "twenty billion, two hundred eleven million, five hundred sixty-seven thousand, two hundred thirty".