20221030516 has 24 divisors (see below), whose sum is σ = 37329783680. Its totient is φ = 9557678592.

The previous prime is 20221030513. The next prime is 20221030519. The reversal of 20221030516 is 61503012202.

It is an interprime number because it is at equal distance from previous prime (20221030513) and next prime (20221030519).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221030513) 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, 252141 + ... + 322516.

Almost surely, 2^20221030516 is an apocalyptic number.

It is an amenable number.

20221030516 is a deficient number, since it is larger than the sum of its proper divisors (17108753164).

20221030516 is a wasteful number, since it uses less digits than its factorization.

20221030516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575143 (or 575141 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 20221030516 its reverse (61503012202), we get a palindrome (81724042718).

The spelling of 20221030516 in words is "twenty billion, two hundred twenty-one million, thirty thousand, five hundred sixteen".