103214145305221 has 2 divisors, whose sum is σ = 103214145305222. Its totient is φ = 103214145305220.

The previous prime is 103214145305213. The next prime is 103214145305233. The reversal of 103214145305221 is 122503541412301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82092859581121 + 21121285724100 = 9060511^2 + 4595790^2 .

It is a cyclic number.

It is not a de Polignac number, because 103214145305221 - 2³ = 103214145305213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103214145315221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51607072652610 + 51607072652611.

It is an arithmetic number, because the mean of its divisors is an integer number (51607072652611).

Almost surely, 2^{103214145305221} is an apocalyptic number.

It is an amenable number.

103214145305221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103214145305221 is an equidigital number, since it uses as much as digits as its factorization.

103214145305221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 103214145305221 its reverse (122503541412301), we get a palindrome (225717686717522).

The spelling of 103214145305221 in words is "one hundred three trillion, two hundred fourteen billion, one hundred forty-five million, three hundred five thousand, two hundred twenty-one".