12101215411 has 2 divisors, whose sum is σ = 12101215412. Its totient is φ = 12101215410.

The previous prime is 12101215409. The next prime is 12101215453. The reversal of 12101215411 is 11451210121.

12101215411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12101215411 - 2¹ = 12101215409 is a prime.

Together with 12101215409, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12101215481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050607705 + 6050607706.

It is an arithmetic number, because the mean of its divisors is an integer number (6050607706).

Almost surely, 2^12101215411 is an apocalyptic number.

12101215411 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101215411 is an equidigital number, since it uses as much as digits as its factorization.

12101215411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 19.

Adding to 12101215411 its reverse (11451210121), we get a palindrome (23552425532).

The spelling of 12101215411 in words is "twelve billion, one hundred one million, two hundred fifteen thousand, four hundred eleven".