11122103111 has 8 divisors (see below), whose sum is σ = 12736249344. Its totient is φ = 9514275480.

The previous prime is 11122103101. The next prime is 11122103117. The reversal of 11122103111 is 11130122111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122103111 is a prime.

It is a super-2 number, since 2×11122103111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122103117) 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, 1575875 + ... + 1582916.

It is an arithmetic number, because the mean of its divisors is an integer number (1592031168).

Almost surely, 2^11122103111 is an apocalyptic number.

11122103111 is a deficient number, since it is larger than the sum of its proper divisors (1614146233).

11122103111 is an equidigital number, since it uses as much as digits as its factorization.

11122103111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159301.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11122103111 its reverse (11130122111), we get a palindrome (22252225222).

The spelling of 11122103111 in words is "eleven billion, one hundred twenty-two million, one hundred three thousand, one hundred eleven".