22022146206 has 24 divisors (see below), whose sum is σ = 47717447544. Its totient is φ = 7340285040.

The previous prime is 22022146199. The next prime is 22022146207. The reversal of 22022146206 is 60264122022.

It is a happy number.

22022146206 is a `hidden beast` number, since 2 + 2 + 0 + 22 + 14 + 620 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22022146206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022146207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481045 + ... + 524831.

It is an arithmetic number, because the mean of its divisors is an integer number (1988226981).

Almost surely, 2^22022146206 is an apocalyptic number.

22022146206 is an abundant number, since it is smaller than the sum of its proper divisors (25695301338).

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

22022146206 is a wasteful number, since it uses less digits than its factorization.

22022146206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71736 (or 71733 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22022146206 its reverse (60264122022), we get a palindrome (82286268228).

The spelling of 22022146206 in words is "twenty-two billion, twenty-two million, one hundred forty-six thousand, two hundred six".