103031122341221 has 2 divisors, whose sum is σ = 103031122341222. Its totient is φ = 103031122341220.

The previous prime is 103031122341209. The next prime is 103031122341233. The reversal of 103031122341221 is 122143221130301.

It is a balanced prime because it is at equal distance from previous prime (103031122341209) and next prime (103031122341233).

It can be written as a sum of positive squares in only one way, i.e., 53727272752321 + 49303849588900 = 7329889^2 + 7021670^2 .

It is a cyclic number.

It is not a de Polignac number, because 103031122341221 - 2¹⁸ = 103031122079077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103031122341821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51515561170610 + 51515561170611.

It is an arithmetic number, because the mean of its divisors is an integer number (51515561170611).

Almost surely, 2^{103031122341221} is an apocalyptic number.

It is an amenable number.

103031122341221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103031122341221 is an equidigital number, since it uses as much as digits as its factorization.

103031122341221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 103031122341221 its reverse (122143221130301), we get a palindrome (225174343471522).

The spelling of 103031122341221 in words is "one hundred three trillion, thirty-one billion, one hundred twenty-two million, three hundred forty-one thousand, two hundred twenty-one".