112201201121 has 2 divisors, whose sum is σ = 112201201122. Its totient is φ = 112201201120.

The previous prime is 112201201111. The next prime is 112201201157. The reversal of 112201201121 is 121102102211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59536000000 + 52665201121 = 244000^2 + 229489^2 .

It is a cyclic number.

It is not a de Polignac number, because 112201201121 - 2¹⁸ = 112200938977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112201201096 and 112201201105.

It is not a weakly prime, because it can be changed into another prime (112201201111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56100600560 + 56100600561.

It is an arithmetic number, because the mean of its divisors is an integer number (56100600561).

Almost surely, 2^112201201121 is an apocalyptic number.

It is an amenable number.

112201201121 is a deficient number, since it is larger than the sum of its proper divisors (1).

112201201121 is an equidigital number, since it uses as much as digits as its factorization.

112201201121 is an evil number, because the sum of its binary digits is even.

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

Adding to 112201201121 its reverse (121102102211), we get a palindrome (233303303332).

The spelling of 112201201121 in words is "one hundred twelve billion, two hundred one million, two hundred one thousand, one hundred twenty-one".