22020464602 has 8 divisors (see below), whose sum is σ = 33357733812. Its totient is φ = 10901220000.

The previous prime is 22020464579. The next prime is 22020464611. The reversal of 22020464602 is 20646402022.

It can be written as a sum of positive squares in 2 ways, for example, as 21960572481 + 59892121 = 148191^2 + 7739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22020464602² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 54505899 + ... + 54506302.

Almost surely, 2^22020464602 is an apocalyptic number.

22020464602 is a deficient number, since it is larger than the sum of its proper divisors (11337269210).

22020464602 is a wasteful number, since it uses less digits than its factorization.

22020464602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109012304.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22020464602 its reverse (20646402022), we get a palindrome (42666866624).

The spelling of 22020464602 in words is "twenty-two billion, twenty million, four hundred sixty-four thousand, six hundred two".