11342212087 has 2 divisors, whose sum is σ = 11342212088. Its totient is φ = 11342212086.

The previous prime is 11342211971. The next prime is 11342212093. The reversal of 11342212087 is 78021224311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11342212087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11342212187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671106043 + 5671106044.

It is an arithmetic number, because the mean of its divisors is an integer number (5671106044).

Almost surely, 2^11342212087 is an apocalyptic number.

11342212087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342212087 is an equidigital number, since it uses as much as digits as its factorization.

11342212087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

Adding to 11342212087 its reverse (78021224311), we get a palindrome (89363436398).

The spelling of 11342212087 in words is "eleven billion, three hundred forty-two million, two hundred twelve thousand, eighty-seven".