101121112103 has 8 divisors (see below), whose sum is σ = 110329174656. Its totient is φ = 91915588600.

The previous prime is 101121112069. The next prime is 101121112117. The reversal of 101121112103 is 301211121101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101121112103 - 2²⁴ = 101104334887 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 (101121112133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551003 + ... + 711228.

It is an arithmetic number, because the mean of its divisors is an integer number (13791146832).

Almost surely, 2^101121112103 is an apocalyptic number.

101121112103 is a deficient number, since it is larger than the sum of its proper divisors (9208062553).

101121112103 is a wasteful number, since it uses less digits than its factorization.

101121112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269525.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 101121112103 its reverse (301211121101), we get a palindrome (402332233204).

The spelling of 101121112103 in words is "one hundred one billion, one hundred twenty-one million, one hundred twelve thousand, one hundred three".