11214322655 has 16 divisors (see below), whose sum is σ = 13693022400. Its totient is φ = 8814562560.

The previous prime is 11214322579. The next prime is 11214322661. The reversal of 11214322655 is 55622341211.

It is not a de Polignac number, because 11214322655 - 2¹² = 11214318559 is a prime.

It is a super-2 number, since 2×11214322655² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260291 + ... + 300299.

It is an arithmetic number, because the mean of its divisors is an integer number (855813900).

Almost surely, 2^11214322655 is an apocalyptic number.

11214322655 is a deficient number, since it is larger than the sum of its proper divisors (2478699745).

11214322655 is an equidigital number, since it uses as much as digits as its factorization.

11214322655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40994.

The product of its digits is 14400, while the sum is 32.

Adding to 11214322655 its reverse (55622341211), we get a palindrome (66836663866).

The spelling of 11214322655 in words is "eleven billion, two hundred fourteen million, three hundred twenty-two thousand, six hundred fifty-five".