111201122211122 has 8 divisors (see below), whose sum is σ = 166805470866972. Its totient is φ = 55599298588800.

The previous prime is 111201122211107. The next prime is 111201122211133. The reversal of 111201122211122 is 221112221102111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 110213442031081 + 987680180041 = 10498259^2 + 993821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111201122211094 and 111201122211103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631148279 + ... + 631324442.

Almost surely, 2^{111201122211122} is an apocalyptic number.

111201122211122 is a deficient number, since it is larger than the sum of its proper divisors (55604348655850).

111201122211122 is a wasteful number, since it uses less digits than its factorization.

111201122211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262516764.

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

Adding to 111201122211122 its reverse (221112221102111), we get a palindrome (332313343313233).

The spelling of 111201122211122 in words is "one hundred eleven trillion, two hundred one billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".