11022440251 has 2 divisors, whose sum is σ = 11022440252. Its totient is φ = 11022440250.

The previous prime is 11022440207. The next prime is 11022440257. The reversal of 11022440251 is 15204422011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11022440251 - 2¹³ = 11022432059 is a prime.

It is not a weakly prime, because it can be changed into another prime (11022440257) 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, 5511220125 + 5511220126.

It is an arithmetic number, because the mean of its divisors is an integer number (5511220126).

Almost surely, 2^11022440251 is an apocalyptic number.

11022440251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022440251 is an equidigital number, since it uses as much as digits as its factorization.

11022440251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 11022440251 its reverse (15204422011), we get a palindrome (26226862262).

The spelling of 11022440251 in words is "eleven billion, twenty-two million, four hundred forty thousand, two hundred fifty-one".