11101022211123 has 24 divisors (see below), whose sum is σ = 17269546832720. Its totient is φ = 6830887930560.

The previous prime is 11101022211089. The next prime is 11101022211137. The reversal of 11101022211123 is 32111222010111.

It is a happy number.

It is not a de Polignac number, because 11101022211123 - 2¹⁸ = 11101021948979 is a prime.

It is a super-2 number, since 2×11101022211123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11101022211096 and 11101022211105.

It is not an unprimeable number, because it can be changed into a prime (11101022211023) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1968328 + ... + 5106501.

Almost surely, 2^{11101022211123} is an apocalyptic number.

11101022211123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11101022211123 is a deficient number, since it is larger than the sum of its proper divisors (6168524621597).

11101022211123 is a wasteful number, since it uses less digits than its factorization.

11101022211123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7088259 (or 7088256 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11101022211123 its reverse (32111222010111), we get a palindrome (43212244221234).

The spelling of 11101022211123 in words is "eleven trillion, one hundred one billion, twenty-two million, two hundred eleven thousand, one hundred twenty-three".