22250221662 has 32 divisors (see below), whose sum is σ = 46948417920. Its totient is φ = 7010508960.

The previous prime is 22250221627. The next prime is 22250221723. The reversal of 22250221662 is 26612205222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169789 + ... + 270792.

It is an arithmetic number, because the mean of its divisors is an integer number (1467138060).

Almost surely, 2^22250221662 is an apocalyptic number.

22250221662 is an abundant number, since it is smaller than the sum of its proper divisors (24698196258).

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

22250221662 is a wasteful number, since it uses less digits than its factorization.

22250221662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441048.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22250221662 its reverse (26612205222), we get a palindrome (48862426884).

The spelling of 22250221662 in words is "twenty-two billion, two hundred fifty million, two hundred twenty-one thousand, six hundred sixty-two".