111200000202221 has 12 divisors (see below), whose sum is σ = 129935170012032. Its totient is φ = 94886867555928.

The previous prime is 111200000202209. The next prime is 111200000202253. The reversal of 111200000202221 is 122202000002111.

It is not a de Polignac number, because 111200000202221 - 2²² = 111199996007917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111200000202196 and 111200000202205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200000202821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5088302435 + ... + 5088324288.

It is an arithmetic number, because the mean of its divisors is an integer number (10827930834336).

Almost surely, 2^{111200000202221} is an apocalyptic number.

It is an amenable number.

111200000202221 is a deficient number, since it is larger than the sum of its proper divisors (18735169809811).

111200000202221 is a wasteful number, since it uses less digits than its factorization.

111200000202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10176626960 (or 10176626953 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111200000202221 its reverse (122202000002111), we get a palindrome (233402000204332).

The spelling of 111200000202221 in words is "one hundred eleven trillion, two hundred billion, two hundred two thousand, two hundred twenty-one".