20220102002 has 16 divisors (see below), whose sum is σ = 30866196312. Its totient is φ = 9931787520.

The previous prime is 20220101983. The next prime is 20220102011. The reversal of 20220102002 is 20020102202.

It can be written as a sum of positive squares in 4 ways, for example, as 8890415521 + 11329686481 = 94289^2 + 106441^2 .

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 7 ways as a sum of consecutive naturals, for example, 6743 + ... + 201210.

Almost surely, 2^20220102002 is an apocalyptic number.

20220102002 is a deficient number, since it is larger than the sum of its proper divisors (10646094310).

20220102002 is a wasteful number, since it uses less digits than its factorization.

20220102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208813.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20220102002 its reverse (20020102202), we get a palindrome (40240204204).

The spelling of 20220102002 in words is "twenty billion, two hundred twenty million, one hundred two thousand, two".