20220200102002 has 4 divisors (see below), whose sum is σ = 30330300153006. Its totient is φ = 10110100051000.

The previous prime is 20220200101999. The next prime is 20220200102077. The reversal of 20220200102002 is 20020100202202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14365305245281 + 5854894856721 = 3790159^2 + 2419689^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055050025499 + ... + 5055050025502.

Almost surely, 2^{20220200102002} is an apocalyptic number.

20220200102002 is a deficient number, since it is larger than the sum of its proper divisors (10110100051004).

20220200102002 is a wasteful number, since it uses less digits than its factorization.

20220200102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110100051003.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20220200102002 its reverse (20020100202202), we get a palindrome (40240300304204).

The spelling of 20220200102002 in words is "twenty trillion, two hundred twenty billion, two hundred million, one hundred two thousand, two".