112111202122201 has 4 divisors (see below), whose sum is σ = 118011791707600. Its totient is φ = 106210612536804.

The previous prime is 112111202122159. The next prime is 112111202122217. The reversal of 112111202122201 is 102221202111211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112111202122201 - 2²³ = 112111193733593 is a prime.

It is a super-2 number, since 2×112111202122201² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5900589585379 = 112111202122201 / (1 + 1 + 2 + 1 + 1 + 1 + 2 + 0 + 2 + 1 + 2 + 2 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112111202122501) 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, 2950294792671 + ... + 2950294792708.

It is an arithmetic number, because the mean of its divisors is an integer number (29502947926900).

Almost surely, 2^{112111202122201} is an apocalyptic number.

It is an amenable number.

112111202122201 is a deficient number, since it is larger than the sum of its proper divisors (5900589585399).

112111202122201 is an equidigital number, since it uses as much as digits as its factorization.

112111202122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5900589585398.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112111202122201 its reverse (102221202111211), we get a palindrome (214332404233412).

The spelling of 112111202122201 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred two million, one hundred twenty-two thousand, two hundred one".