200221111021193 has 2 divisors, whose sum is σ = 200221111021194. Its totient is φ = 200221111021192.

The previous prime is 200221111021189. The next prime is 200221111021241. The reversal of 200221111021193 is 391120111122002.

200221111021193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138202524985849 + 62018586035344 = 11755957^2 + 7875188^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221111021193 - 2² = 200221111021189 is a prime.

It is a super-2 number, since 2×200221111021193² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200221111021093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110555510596 + 100110555510597.

It is an arithmetic number, because the mean of its divisors is an integer number (100110555510597).

Almost surely, 2^{200221111021193} is an apocalyptic number.

It is an amenable number.

200221111021193 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221111021193 is an equidigital number, since it uses as much as digits as its factorization.

200221111021193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

Adding to 200221111021193 its reverse (391120111122002), we get a palindrome (591341222143195).

The spelling of 200221111021193 in words is "two hundred trillion, two hundred twenty-one billion, one hundred eleven million, twenty-one thousand, one hundred ninety-three".