111211100102122 has 16 divisors (see below), whose sum is σ = 167813357457312. Its totient is φ = 55273438609840.

The previous prime is 111211100102119. The next prime is 111211100102153. The reversal of 111211100102122 is 221201001112111.

It is a junction number, because it is equal to n+sod(n) for n = 111211100102096 and 111211100102105.

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, 29289868 + ... + 32868199.

It is an arithmetic number, because the mean of its divisors is an integer number (10488334841082).

Almost surely, 2^{111211100102122} is an apocalyptic number.

111211100102122 is a deficient number, since it is larger than the sum of its proper divisors (56602257355190).

111211100102122 is a wasteful number, since it uses less digits than its factorization.

111211100102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62163413.

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

Adding to 111211100102122 its reverse (221201001112111), we get a palindrome (332412101214233).

The spelling of 111211100102122 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred million, one hundred two thousand, one hundred twenty-two".