11211100120103 has 8 divisors (see below), whose sum is σ = 12243541627296. Its totient is φ = 10202951354400.

The previous prime is 11211100120093. The next prime is 11211100120117. The reversal of 11211100120103 is 30102100111211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11211100120103 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 (11211100120133) 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, 6073184408 + ... + 6073186253.

It is an arithmetic number, because the mean of its divisors is an integer number (1530442703412).

Almost surely, 2^{11211100120103} is an apocalyptic number.

11211100120103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11211100120103 is a deficient number, since it is larger than the sum of its proper divisors (1032441507193).

11211100120103 is a wasteful number, since it uses less digits than its factorization.

11211100120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12146370745.

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

Adding to 11211100120103 its reverse (30102100111211), we get a palindrome (41313200231314).

The spelling of 11211100120103 in words is "eleven trillion, two hundred eleven billion, one hundred million, one hundred twenty thousand, one hundred three".