211311113231103 has 8 divisors (see below), whose sum is σ = 281789156409216. Its totient is φ = 140853572770200.

The previous prime is 211311113231087. The next prime is 211311113231201. The reversal of 211311113231103 is 301132311113112.

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

It is not a de Polignac number, because 211311113231103 - 2⁴ = 211311113231087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211311113231003) 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, 5125655253 + ... + 5125696478.

It is an arithmetic number, because the mean of its divisors is an integer number (35223644551152).

Almost surely, 2^{211311113231103} is an apocalyptic number.

211311113231103 is a deficient number, since it is larger than the sum of its proper divisors (70478043178113).

211311113231103 is a wasteful number, since it uses less digits than its factorization.

211311113231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10251358605.

The product of its (nonzero) digits is 324, while the sum is 24.

Adding to 211311113231103 its reverse (301132311113112), we get a palindrome (512443424344215).

The spelling of 211311113231103 in words is "two hundred eleven trillion, three hundred eleven billion, one hundred thirteen million, two hundred thirty-one thousand, one hundred three".