111222022100122 has 8 divisors (see below), whose sum is σ = 167153250105972. Its totient is φ = 55504272064800.

The previous prime is 111222022100087. The next prime is 111222022100129. The reversal of 111222022100122 is 221001220222111.

It can be written as a sum of positive squares in 2 ways, for example, as 105151263240241 + 6070758859881 = 10254329^2 + 2463891^2 .

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

It is a super-3 number, since 3×111222022100122³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111222022100122.

It is not an unprimeable number, because it can be changed into a prime (111222022100129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53369491329 + ... + 53369493412.

Almost surely, 2^{111222022100122} is an apocalyptic number.

111222022100122 is a deficient number, since it is larger than the sum of its proper divisors (55931228005850).

111222022100122 is a wasteful number, since it uses less digits than its factorization.

111222022100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106738985264.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111222022100122 its reverse (221001220222111), we get a palindrome (332223242322233).

The spelling of 111222022100122 in words is "one hundred eleven trillion, two hundred twenty-two billion, twenty-two million, one hundred thousand, one hundred twenty-two".