20222186530 has 64 divisors (see below), whose sum is σ = 44821905408. Its totient is φ = 6396848640.

The previous prime is 20222186519. The next prime is 20222186549. The reversal of 20222186530 is 3568122202.

It is a super-2 number, since 2×20222186530² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222186492 and 20222186501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2464735 + ... + 2472925.

It is an arithmetic number, because the mean of its divisors is an integer number (700342272).

Almost surely, 2^20222186530 is an apocalyptic number.

20222186530 is an abundant number, since it is smaller than the sum of its proper divisors (24599718878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20222186530 is a wasteful number, since it uses less digits than its factorization.

20222186530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10931.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 20222186530 in words is "twenty billion, two hundred twenty-two million, one hundred eighty-six thousand, five hundred thirty".