111122100002122 has 16 divisors (see below), whose sum is σ = 181836334785600. Its totient is φ = 50509997915040.

The previous prime is 111122100002119. The next prime is 111122100002143. The reversal of 111122100002122 is 221200001221111.

It is a super-2 number, since 2×111122100002122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111122100002096 and 111122100002105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33688654 + ... + 36839782.

It is an arithmetic number, because the mean of its divisors is an integer number (11364770924100).

Almost surely, 2^{111122100002122} is an apocalyptic number.

111122100002122 is a deficient number, since it is larger than the sum of its proper divisors (70714234783478).

111122100002122 is a wasteful number, since it uses less digits than its factorization.

111122100002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754061.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111122100002122 its reverse (221200001221111), we get a palindrome (332322101223233).

The spelling of 111122100002122 in words is "one hundred eleven trillion, one hundred twenty-two billion, one hundred million, two thousand, one hundred twenty-two".