101321312111203 has 4 divisors (see below), whose sum is σ = 101411056410040. Its totient is φ = 101231567812368.

The previous prime is 101321312111177. The next prime is 101321312111251. The reversal of 101321312111203 is 302111213123101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101321312111203 - 2²⁹ = 101320775240291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101322312111203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44872147725 + ... + 44872149982.

It is an arithmetic number, because the mean of its divisors is an integer number (25352764102510).

Almost surely, 2^{101321312111203} is an apocalyptic number.

101321312111203 is a deficient number, since it is larger than the sum of its proper divisors (89744298837).

101321312111203 is an equidigital number, since it uses as much as digits as its factorization.

101321312111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89744298836.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 101321312111203 its reverse (302111213123101), we get a palindrome (403432525234304).

The spelling of 101321312111203 in words is "one hundred one trillion, three hundred twenty-one billion, three hundred twelve million, one hundred eleven thousand, two hundred three".