200221111020101 has 4 divisors (see below), whose sum is σ = 200524936682400. Its totient is φ = 199917285357804.

The previous prime is 200221111020089. The next prime is 200221111020107. The reversal of 200221111020101 is 101020111122002.

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 200221111020101 - 2¹⁴ = 200221111003717 is a prime.

It is a super-2 number, since 2×200221111020101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221111020107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151912830161 + ... + 151912831478.

It is an arithmetic number, because the mean of its divisors is an integer number (50131234170600).

Almost surely, 2^{200221111020101} is an apocalyptic number.

It is an amenable number.

200221111020101 is a deficient number, since it is larger than the sum of its proper divisors (303825662299).

200221111020101 is an equidigital number, since it uses as much as digits as its factorization.

200221111020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303825662298.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200221111020101 its reverse (101020111122002), we get a palindrome (301241222142103).

The spelling of 200221111020101 in words is "two hundred trillion, two hundred twenty-one billion, one hundred eleven million, twenty thousand, one hundred one".