11222154607 has 2 divisors, whose sum is σ = 11222154608. Its totient is φ = 11222154606.

The previous prime is 11222154599. The next prime is 11222154611. The reversal of 11222154607 is 70645122211.

It is a strong prime.

It is an emirp because it is prime and its reverse (70645122211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222154607 - 2³ = 11222154599 is a prime.

It is a super-2 number, since 2×11222154607² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222154007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611077303 + 5611077304.

It is an arithmetic number, because the mean of its divisors is an integer number (5611077304).

Almost surely, 2^11222154607 is an apocalyptic number.

11222154607 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222154607 is an equidigital number, since it uses as much as digits as its factorization.

11222154607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

Adding to 11222154607 its reverse (70645122211), we get a palindrome (81867276818).

The spelling of 11222154607 in words is "eleven billion, two hundred twenty-two million, one hundred fifty-four thousand, six hundred seven".