221000201011301 has 2 divisors, whose sum is σ = 221000201011302. Its totient is φ = 221000201011300.

The previous prime is 221000201011259. The next prime is 221000201011379. The reversal of 221000201011301 is 103110102000122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165369337879201 + 55630863132100 = 12859601^2 + 7458610^2 .

It is a cyclic number.

It is not a de Polignac number, because 221000201011301 - 2¹⁸ = 221000200749157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221000201011001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110500100505650 + 110500100505651.

It is an arithmetic number, because the mean of its divisors is an integer number (110500100505651).

Almost surely, 2^{221000201011301} is an apocalyptic number.

It is an amenable number.

221000201011301 is a deficient number, since it is larger than the sum of its proper divisors (1).

221000201011301 is an equidigital number, since it uses as much as digits as its factorization.

221000201011301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 221000201011301 its reverse (103110102000122), we get a palindrome (324110303011423).

The spelling of 221000201011301 in words is "two hundred twenty-one trillion, two hundred one million, eleven thousand, three hundred one".