1103212231171 has 2 divisors, whose sum is σ = 1103212231172. Its totient is φ = 1103212231170.

The previous prime is 1103212231123. The next prime is 1103212231223. The reversal of 1103212231171 is 1711322123011.

It is a weak prime.

It is an emirp because it is prime and its reverse (1711322123011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103212231171 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103212231271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551606115585 + 551606115586.

It is an arithmetic number, because the mean of its divisors is an integer number (551606115586).

Almost surely, 2^{1103212231171} is an apocalyptic number.

1103212231171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103212231171 is an equidigital number, since it uses as much as digits as its factorization.

1103212231171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 1103212231171 its reverse (1711322123011), we get a palindrome (2814534354182).

The spelling of 1103212231171 in words is "one trillion, one hundred three billion, two hundred twelve million, two hundred thirty-one thousand, one hundred seventy-one".