111200011210121 has 8 divisors (see below), whose sum is σ = 111227716149984. Its totient is φ = 111172307092000.

The previous prime is 111200011210117. The next prime is 111200011210193. The reversal of 111200011210121 is 121012110002111.

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

It is a cyclic number.

It is not a de Polignac number, because 111200011210121 - 2² = 111200011210117 is a prime.

It is a super-3 number, since 3×111200011210121³ (a number of 43 digits) contains 333 as substring.

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 = 111200011210096 and 111200011210105.

It is not an unprimeable number, because it can be changed into a prime (111200011510121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339636746 + ... + 339963996.

It is an arithmetic number, because the mean of its divisors is an integer number (13903464518748).

Almost surely, 2^{111200011210121} is an apocalyptic number.

It is an amenable number.

111200011210121 is a deficient number, since it is larger than the sum of its proper divisors (27704939863).

111200011210121 is an equidigital number, since it uses as much as digits as its factorization.

111200011210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410871.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111200011210121 its reverse (121012110002111), we get a palindrome (232212121212232).

The spelling of 111200011210121 in words is "one hundred eleven trillion, two hundred billion, eleven million, two hundred ten thousand, one hundred twenty-one".