102003312321301 has 16 divisors (see below), whose sum is σ = 104201052460848. Its totient is φ = 99827849779200.

The previous prime is 102003312321283. The next prime is 102003312321329. The reversal of 102003312321301 is 103123213300201.

It can be written as a sum of positive squares in 8 ways, for example, as 19768703332401 + 82234608988900 = 4446201^2 + 9068330^2 .

It is a cyclic number.

It is not a de Polignac number, because 102003312321301 - 2⁷ = 102003312321173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102003312321331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20576571 + ... + 25047991.

It is an arithmetic number, because the mean of its divisors is an integer number (6512565778803).

Almost surely, 2^{102003312321301} is an apocalyptic number.

It is an amenable number.

102003312321301 is a deficient number, since it is larger than the sum of its proper divisors (2197740139547).

102003312321301 is a wasteful number, since it uses less digits than its factorization.

102003312321301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473912.

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

Adding to 102003312321301 its reverse (103123213300201), we get a palindrome (205126525621502).

The spelling of 102003312321301 in words is "one hundred two trillion, three billion, three hundred twelve million, three hundred twenty-one thousand, three hundred one".