11203422871 has 2 divisors, whose sum is σ = 11203422872. Its totient is φ = 11203422870.

The previous prime is 11203422859. The next prime is 11203422913. The reversal of 11203422871 is 17822430211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11203422871 - 2⁷ = 11203422743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11203422821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601711435 + 5601711436.

It is an arithmetic number, because the mean of its divisors is an integer number (5601711436).

Almost surely, 2^11203422871 is an apocalyptic number.

11203422871 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203422871 is an equidigital number, since it uses as much as digits as its factorization.

11203422871 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 11203422871 in words is "eleven billion, two hundred three million, four hundred twenty-two thousand, eight hundred seventy-one".