2111101121122 has 16 divisors (see below), whose sum is σ = 3620744911872. Its totient is φ = 904329018720.

The previous prime is 2111101121117. The next prime is 2111101121123. The reversal of 2111101121122 is 2211211011112.

It is a junction number, because it is equal to n+sod(n) for n = 2111101121096 and 2111101121105.

It is not an unprimeable number, because it can be changed into a prime (2111101121123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35686443 + ... + 35745550.

It is an arithmetic number, because the mean of its divisors is an integer number (226296556992).

Almost surely, 2^{2111101121122} is an apocalyptic number.

2111101121122 is a deficient number, since it is larger than the sum of its proper divisors (1509643790750).

2111101121122 is a wasteful number, since it uses less digits than its factorization.

2111101121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71434113.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 2111101121122 its reverse (2211211011112), we get a palindrome (4322312132234).

The spelling of 2111101121122 in words is "two trillion, one hundred eleven billion, one hundred one million, one hundred twenty-one thousand, one hundred twenty-two".