20120020200002 has 4 divisors (see below), whose sum is σ = 30180030300006. Its totient is φ = 10060010100000.

The previous prime is 20120020199953. The next prime is 20120020200013. The reversal of 20120020200002 is 20000202002102.

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., 20102032293841 + 17987906161 = 4483529^2 + 134119^2 .

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 as a sum of consecutive naturals, namely, 5030005049999 + ... + 5030005050002.

Almost surely, 2^{20120020200002} is an apocalyptic number.

20120020200002 is a deficient number, since it is larger than the sum of its proper divisors (10060010100004).

20120020200002 is a wasteful number, since it uses less digits than its factorization.

20120020200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060010100003.

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

Adding to 20120020200002 its reverse (20000202002102), we get a palindrome (40120222202104).

The spelling of 20120020200002 in words is "twenty trillion, one hundred twenty billion, twenty million, two hundred thousand, two".