11111122119 has 8 divisors (see below), whose sum is σ = 15594557440. Its totient is φ = 7017550776.

The previous prime is 11111122117. The next prime is 11111122129. The reversal of 11111122119 is 91122111111.

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 11111122119 - 2¹ = 11111122117 is a prime.

It is a super-2 number, since 2×11111122119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11111122095 and 11111122104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111122117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97465927 + ... + 97466040.

It is an arithmetic number, because the mean of its divisors is an integer number (1949319680).

Almost surely, 2^11111122119 is an apocalyptic number.

11111122119 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11111122119 is a deficient number, since it is larger than the sum of its proper divisors (4483435321).

11111122119 is a wasteful number, since it uses less digits than its factorization.

11111122119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194931989.

The product of its digits is 36, while the sum is 21.

The spelling of 11111122119 in words is "eleven billion, one hundred eleven million, one hundred twenty-two thousand, one hundred nineteen".