20221016727 has 8 divisors (see below), whose sum is σ = 26975727216. Its totient is φ = 13473492032.

The previous prime is 20221016719. The next prime is 20221016749. The reversal of 20221016727 is 72761012202.

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 20221016727 - 2³ = 20221016719 is a prime.

It is a super-2 number, since 2×20221016727² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20221016694 and 20221016703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221016227) 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, 1789878 + ... + 1801139.

It is an arithmetic number, because the mean of its divisors is an integer number (3371965902).

Almost surely, 2^20221016727 is an apocalyptic number.

20221016727 is a deficient number, since it is larger than the sum of its proper divisors (6754710489).

20221016727 is a wasteful number, since it uses less digits than its factorization.

20221016727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592897.

The product of its (nonzero) digits is 4704, while the sum is 30.

Adding to 20221016727 its reverse (72761012202), we get a palindrome (92982028929).

The spelling of 20221016727 in words is "twenty billion, two hundred twenty-one million, sixteen thousand, seven hundred twenty-seven".