20002100201207 has 8 divisors (see below), whose sum is σ = 21400003667760. Its totient is φ = 18638712869760.

The previous prime is 20002100201203. The next prime is 20002100201227. The reversal of 20002100201207 is 70210200120002.

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

It is a cyclic number.

It is not a de Polignac number, because 20002100201207 - 2² = 20002100201203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002100201203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8629032578 + ... + 8629034895.

It is an arithmetic number, because the mean of its divisors is an integer number (2675000458470).

Almost surely, 2^{20002100201207} is an apocalyptic number.

20002100201207 is a deficient number, since it is larger than the sum of its proper divisors (1397903466553).

20002100201207 is a wasteful number, since it uses less digits than its factorization.

20002100201207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17258067553.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 20002100201207 its reverse (70210200120002), we get a palindrome (90212300321209).

The spelling of 20002100201207 in words is "twenty trillion, two billion, one hundred million, two hundred one thousand, two hundred seven".