102003321301985 has 96 divisors (see below), whose sum is σ = 135343453793760. Its totient is φ = 73696262750208.

The previous prime is 102003321301957. The next prime is 102003321302083. The reversal of 102003321301985 is 589103123300201.

It is a happy number.

It can be written as a sum of positive squares in 48 ways, for example, as 84056643034081 + 17946678267904 = 9168241^2 + 4236352^2 .

It is not a de Polignac number, because 102003321301985 - 2¹⁰ = 102003321300961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8872162757 + ... + 8872174253.

It is an arithmetic number, because the mean of its divisors is an integer number (1409827643685).

Almost surely, 2^{102003321301985} is an apocalyptic number.

It is an amenable number.

102003321301985 is a deficient number, since it is larger than the sum of its proper divisors (33340132491775).

102003321301985 is a wasteful number, since it uses less digits than its factorization.

102003321301985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12855 (or 12838 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 102003321301985 in words is "one hundred two trillion, three billion, three hundred twenty-one million, three hundred one thousand, nine hundred eighty-five".