11114220155 has 8 divisors (see below), whose sum is σ = 13341161184. Its totient is φ = 8888644800.

The previous prime is 11114220109. The next prime is 11114220193. The reversal of 11114220155 is 55102241111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11114220155 - 2²² = 11110025851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11114220155.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 323426 + ... + 356135.

It is an arithmetic number, because the mean of its divisors is an integer number (1667645148).

Almost surely, 2^11114220155 is an apocalyptic number.

11114220155 is a deficient number, since it is larger than the sum of its proper divisors (2226941029).

11114220155 is an equidigital number, since it uses as much as digits as its factorization.

11114220155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682837.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 11114220155 its reverse (55102241111), we get a palindrome (66216461266).

The spelling of 11114220155 in words is "eleven billion, one hundred fourteen million, two hundred twenty thousand, one hundred fifty-five".