11211212113141 has 2 divisors, whose sum is σ = 11211212113142. Its totient is φ = 11211212113140.

The previous prime is 11211212113097. The next prime is 11211212113237. The reversal of 11211212113141 is 14131121211211.

It is a m-pointer prime, because the next prime (11211212113237) can be obtained adding 11211212113141 to its product of digits (96).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10943664550641 + 267547562500 = 3308121^2 + 517250^2 .

It is an emirp because it is prime and its reverse (14131121211211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11211212113141 - 2¹¹ = 11211212111093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11211212110141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605606056570 + 5605606056571.

It is an arithmetic number, because the mean of its divisors is an integer number (5605606056571).

Almost surely, 2^{11211212113141} is an apocalyptic number.

It is an amenable number.

11211212113141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211212113141 is an equidigital number, since it uses as much as digits as its factorization.

11211212113141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 22.

Adding to 11211212113141 its reverse (14131121211211), we get a palindrome (25342333324352).

The spelling of 11211212113141 in words is "eleven trillion, two hundred eleven billion, two hundred twelve million, one hundred thirteen thousand, one hundred forty-one".