111010202200121 has 16 divisors (see below), whose sum is σ = 134018002329600. Its totient is φ = 89825094106128.

The previous prime is 111010202200103. The next prime is 111010202200123. The reversal of 111010202200121 is 121002202010111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111010202200121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 111010202200096 and 111010202200105.

It is not an unprimeable number, because it can be changed into a prime (111010202200123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1474632281 + ... + 1474707558.

It is an arithmetic number, because the mean of its divisors is an integer number (8376125145600).

Almost surely, 2^{111010202200121} is an apocalyptic number.

It is an amenable number.

111010202200121 is a deficient number, since it is larger than the sum of its proper divisors (23007800129479).

111010202200121 is a wasteful number, since it uses less digits than its factorization.

111010202200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2949340148.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111010202200121 its reverse (121002202010111), we get a palindrome (232012404210232).

The spelling of 111010202200121 in words is "one hundred eleven trillion, ten billion, two hundred two million, two hundred thousand, one hundred twenty-one".