2211112312103 has 8 divisors (see below), whose sum is σ = 2286112862400. Its totient is φ = 2136913907040.

The previous prime is 2211112312069. The next prime is 2211112312141. The reversal of 2211112312103 is 3012132111122.

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

It is not a de Polignac number, because 2211112312103 - 2¹² = 2211112308007 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 (2211112312163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200530703 + ... + 200541728.

It is an arithmetic number, because the mean of its divisors is an integer number (285764107800).

Almost surely, 2^{2211112312103} is an apocalyptic number.

2211112312103 is a deficient number, since it is larger than the sum of its proper divisors (75000550297).

2211112312103 is a wasteful number, since it uses less digits than its factorization.

2211112312103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401072617.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2211112312103 its reverse (3012132111122), we get a palindrome (5223244423225).

The spelling of 2211112312103 in words is "two trillion, two hundred eleven billion, one hundred twelve million, three hundred twelve thousand, one hundred three".