113222322121 has 2 divisors, whose sum is σ = 113222322122. Its totient is φ = 113222322120.

The previous prime is 113222322107. The next prime is 113222322233. The reversal of 113222322121 is 121223222311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100691982400 + 12530339721 = 317320^2 + 111939^2 .

It is a cyclic number.

It is not a de Polignac number, because 113222322121 - 2²³ = 113213933513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113222322092 and 113222322101.

It is not a weakly prime, because it can be changed into another prime (113222320121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56611161060 + 56611161061.

It is an arithmetic number, because the mean of its divisors is an integer number (56611161061).

Almost surely, 2^113222322121 is an apocalyptic number.

It is an amenable number.

113222322121 is a deficient number, since it is larger than the sum of its proper divisors (1).

113222322121 is an equidigital number, since it uses as much as digits as its factorization.

113222322121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 22.

Adding to 113222322121 its reverse (121223222311), we get a palindrome (234445544432).

The spelling of 113222322121 in words is "one hundred thirteen billion, two hundred twenty-two million, three hundred twenty-two thousand, one hundred twenty-one".