41512111211 has 2 divisors, whose sum is σ = 41512111212. Its totient is φ = 41512111210.

The previous prime is 41512111171. The next prime is 41512111231. The reversal of 41512111211 is 11211121514.

It is an a-pointer prime, because the next prime (41512111231) can be obtained adding 41512111211 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41512111211 is a prime.

It is not a weakly prime, because it can be changed into another prime (41512111231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20756055605 + 20756055606.

It is an arithmetic number, because the mean of its divisors is an integer number (20756055606).

Almost surely, 2^41512111211 is an apocalyptic number.

41512111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

41512111211 is an equidigital number, since it uses as much as digits as its factorization.

41512111211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80, while the sum is 20.

Adding to 41512111211 its reverse (11211121514), we get a palindrome (52723232725).

The spelling of 41512111211 in words is "forty-one billion, five hundred twelve million, one hundred eleven thousand, two hundred eleven".