103023231321221 has 2 divisors, whose sum is σ = 103023231321222. Its totient is φ = 103023231321220.

The previous prime is 103023231321149. The next prime is 103023231321259. The reversal of 103023231321221 is 122123132320301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76722078064996 + 26301153256225 = 8759114^2 + 5128465^2 .

It is a cyclic number.

It is not a de Polignac number, because 103023231321221 - 2²⁶ = 103023164212357 is a prime.

It is a super-2 number, since 2×103023231321221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103023231321271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51511615660610 + 51511615660611.

It is an arithmetic number, because the mean of its divisors is an integer number (51511615660611).

Almost surely, 2^{103023231321221} is an apocalyptic number.

It is an amenable number.

103023231321221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103023231321221 is an equidigital number, since it uses as much as digits as its factorization.

103023231321221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 103023231321221 its reverse (122123132320301), we get a palindrome (225146363641522).

The spelling of 103023231321221 in words is "one hundred three trillion, twenty-three billion, two hundred thirty-one million, three hundred twenty-one thousand, two hundred twenty-one".