11221302371 has 2 divisors, whose sum is σ = 11221302372. Its totient is φ = 11221302370.

The previous prime is 11221302347. The next prime is 11221302373. The reversal of 11221302371 is 17320312211.

It is a strong prime.

It is an emirp because it is prime and its reverse (17320312211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11221302371 - 2¹⁰ = 11221301347 is a prime.

Together with 11221302373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11221302373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610651185 + 5610651186.

It is an arithmetic number, because the mean of its divisors is an integer number (5610651186).

Almost surely, 2^11221302371 is an apocalyptic number.

11221302371 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221302371 is an equidigital number, since it uses as much as digits as its factorization.

11221302371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 11221302371 its reverse (17320312211), we get a palindrome (28541614582).

The spelling of 11221302371 in words is "eleven billion, two hundred twenty-one million, three hundred two thousand, three hundred seventy-one".