10100200200221 has 4 divisors (see below), whose sum is σ = 10100218025952. Its totient is φ = 10100182374492.

The previous prime is 10100200200191. The next prime is 10100200200229. The reversal of 10100200200221 is 12200200200101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10100200200221 - 2⁶ = 10100200200157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100200200229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8034071 + ... + 9205796.

It is an arithmetic number, because the mean of its divisors is an integer number (2525054506488).

Almost surely, 2^{10100200200221} is an apocalyptic number.

It is an amenable number.

10100200200221 is a deficient number, since it is larger than the sum of its proper divisors (17825731).

10100200200221 is an equidigital number, since it uses as much as digits as its factorization.

10100200200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17825730.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10100200200221 its reverse (12200200200101), we get a palindrome (22300400400322).

The spelling of 10100200200221 in words is "ten trillion, one hundred billion, two hundred million, two hundred thousand, two hundred twenty-one".