200220221101001 has 2 divisors, whose sum is σ = 200220221101002. Its totient is φ = 200220221101000.

The previous prime is 200220221100967. The next prime is 200220221101099. The reversal of 200220221101001 is 100101122022002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134965167737401 + 65255053363600 = 11617451^2 + 8078060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200220221101001 is a prime.

It is not a weakly prime, because it can be changed into another prime (200220221161001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110110550500 + 100110110550501.

It is an arithmetic number, because the mean of its divisors is an integer number (100110110550501).

Almost surely, 2^{200220221101001} is an apocalyptic number.

It is an amenable number.

200220221101001 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220221101001 is an equidigital number, since it uses as much as digits as its factorization.

200220221101001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200220221101001 its reverse (100101122022002), we get a palindrome (300321343123003).

It can be divided in two parts, 20022022 and 1101001, that multiplied together give a palindrome (22044266244022).

The spelling of 200220221101001 in words is "two hundred trillion, two hundred twenty billion, two hundred twenty-one million, one hundred one thousand, one".