11342211971 has 2 divisors, whose sum is σ = 11342211972. Its totient is φ = 11342211970.

The previous prime is 11342211931. The next prime is 11342212087. The reversal of 11342211971 is 17911224311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11342211971 is a prime.

It is not a weakly prime, because it can be changed into another prime (11342211931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671105985 + 5671105986.

It is an arithmetic number, because the mean of its divisors is an integer number (5671105986).

Almost surely, 2^11342211971 is an apocalyptic number.

11342211971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342211971 is an equidigital number, since it uses as much as digits as its factorization.

11342211971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 32.

The spelling of 11342211971 in words is "eleven billion, three hundred forty-two million, two hundred eleven thousand, nine hundred seventy-one".