111202211121122 has 32 divisors (see below), whose sum is σ = 182567310013440. Its totient is φ = 50380011821520.

The previous prime is 111202211121103. The next prime is 111202211121137. The reversal of 111202211121122 is 221121112202111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111202211121094 and 111202211121103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3637253 + ... + 15350375.

It is an arithmetic number, because the mean of its divisors is an integer number (5705228437920).

Almost surely, 2^{111202211121122} is an apocalyptic number.

111202211121122 is a deficient number, since it is larger than the sum of its proper divisors (71365098892318).

111202211121122 is a wasteful number, since it uses less digits than its factorization.

111202211121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11714558.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111202211121122 its reverse (221121112202111), we get a palindrome (332323323323233).

The spelling of 111202211121122 in words is "one hundred eleven trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, one hundred twenty-two".