102101321110203 has 14 divisors (see below), whose sum is σ = 153081953325444. Its totient is φ = 68067547406316.

The previous prime is 102101321110181. The next prime is 102101321110339. The reversal of 102101321110203 is 302011123101201.

102101321110203 is a `hidden beast` number, since 1 + 0 + 210 + 1 + 321 + 110 + 20 + 3 = 666.

It is not a de Polignac number, because 102101321110203 - 2⁵ = 102101321110171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102101321010203) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 70028340225 + ... + 70028341682.

Almost surely, 2^{102101321110203} is an apocalyptic number.

102101321110203 is a deficient number, since it is larger than the sum of its proper divisors (50980632215241).

102101321110203 is an frugal number, since it uses more digits than its factorization.

102101321110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140056681925 (or 140056681910 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 102101321110203 its reverse (302011123101201), we get a palindrome (404112444211404).

The spelling of 102101321110203 in words is "one hundred two trillion, one hundred one billion, three hundred twenty-one million, one hundred ten thousand, two hundred three".