101321303103 has 12 divisors (see below), whose sum is σ = 146369838888. Its totient is φ = 67539760560.

The previous prime is 101321303099. The next prime is 101321303113. The reversal of 101321303103 is 301303123101.

It is a happy number.

101321303103 is a `hidden beast` number, since 1 + 0 + 1 + 321 + 30 + 310 + 3 = 666.

It is not a de Polignac number, because 101321303103 - 2² = 101321303099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101321303113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564808 + ... + 722253.

It is an arithmetic number, because the mean of its divisors is an integer number (12197486574).

Almost surely, 2^101321303103 is an apocalyptic number.

101321303103 is a deficient number, since it is larger than the sum of its proper divisors (45048535785).

101321303103 is a wasteful number, since it uses less digits than its factorization.

101321303103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295814 (or 1295811 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 101321303103 its reverse (301303123101), we get a palindrome (402624426204).

The spelling of 101321303103 in words is "one hundred one billion, three hundred twenty-one million, three hundred three thousand, one hundred three".