20221010012002 has 16 divisors (see below), whose sum is σ = 30397991295672. Its totient is φ = 10088347230720.

The previous prime is 20221010011973. The next prime is 20221010012011. The reversal of 20221010012002 is 20021001012202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16993019263081 + 3227990748921 = 4122259^2 + 1796661^2 .

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 7 ways as a sum of consecutive naturals, for example, 45540688 + ... + 45982564.

Almost surely, 2^{20221010012002} is an apocalyptic number.

20221010012002 is a deficient number, since it is larger than the sum of its proper divisors (10176981283670).

20221010012002 is a wasteful number, since it uses less digits than its factorization.

20221010012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491973.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20221010012002 its reverse (20021001012202), we get a palindrome (40242011024204).

The spelling of 20221010012002 in words is "twenty trillion, two hundred twenty-one billion, ten million, twelve thousand, two".