221214232141013 has 2 divisors, whose sum is σ = 221214232141014. Its totient is φ = 221214232141012.

The previous prime is 221214232140997. The next prime is 221214232141127. The reversal of 221214232141013 is 310141232412122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154055584319569 + 67158647821444 = 12411913^2 + 8195038^2 .

It is a cyclic number.

It is not a de Polignac number, because 221214232141013 - 2⁴ = 221214232140997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221214232143013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110607116070506 + 110607116070507.

It is an arithmetic number, because the mean of its divisors is an integer number (110607116070507).

Almost surely, 2^{221214232141013} is an apocalyptic number.

It is an amenable number.

221214232141013 is a deficient number, since it is larger than the sum of its proper divisors (1).

221214232141013 is an equidigital number, since it uses as much as digits as its factorization.

221214232141013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 221214232141013 its reverse (310141232412122), we get a palindrome (531355464553135).

The spelling of 221214232141013 in words is "two hundred twenty-one trillion, two hundred fourteen billion, two hundred thirty-two million, one hundred forty-one thousand, thirteen".