113212200122221 has 8 divisors (see below), whose sum is σ = 113230106648064. Its totient is φ = 113194294396560.

The previous prime is 113212200122207. The next prime is 113212200122327. The reversal of 113212200122221 is 122221002212311.

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 113212200122221 - 2¹⁵ = 113212200089453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113212200122192 and 113212200122201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212200129221) 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, 323444776 + ... + 323794606.

It is an arithmetic number, because the mean of its divisors is an integer number (14153763331008).

Almost surely, 2^{113212200122221} is an apocalyptic number.

It is an amenable number.

113212200122221 is a deficient number, since it is larger than the sum of its proper divisors (17906525843).

113212200122221 is an equidigital number, since it uses as much as digits as its factorization.

113212200122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400091.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 113212200122221 its reverse (122221002212311), we get a palindrome (235433202334532).

The spelling of 113212200122221 in words is "one hundred thirteen trillion, two hundred twelve billion, two hundred million, one hundred twenty-two thousand, two hundred twenty-one".