102021320331103 has 2 divisors, whose sum is σ = 102021320331104. Its totient is φ = 102021320331102.

The previous prime is 102021320331079. The next prime is 102021320331113. The reversal of 102021320331103 is 301133023120201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102021320331103 - 2⁵ = 102021320331071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102021320331113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010660165551 + 51010660165552.

It is an arithmetic number, because the mean of its divisors is an integer number (51010660165552).

Almost surely, 2^{102021320331103} is an apocalyptic number.

102021320331103 is a deficient number, since it is larger than the sum of its proper divisors (1).

102021320331103 is an equidigital number, since it uses as much as digits as its factorization.

102021320331103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 102021320331103 its reverse (301133023120201), we get a palindrome (403154343451304).

The spelling of 102021320331103 in words is "one hundred two trillion, twenty-one billion, three hundred twenty million, three hundred thirty-one thousand, one hundred three".