112410021421 has 2 divisors, whose sum is σ = 112410021422. Its totient is φ = 112410021420.

The previous prime is 112410021407. The next prime is 112410021431. The reversal of 112410021421 is 124120014211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72444414025 + 39965607396 = 269155^2 + 199914^2 .

It is a cyclic number.

It is not a de Polignac number, because 112410021421 - 2¹¹ = 112410019373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112410021431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56205010710 + 56205010711.

It is an arithmetic number, because the mean of its divisors is an integer number (56205010711).

Almost surely, 2^112410021421 is an apocalyptic number.

It is an amenable number.

112410021421 is a deficient number, since it is larger than the sum of its proper divisors (1).

112410021421 is an equidigital number, since it uses as much as digits as its factorization.

112410021421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112410021421 its reverse (124120014211), we get a palindrome (236530035632).

The spelling of 112410021421 in words is "one hundred twelve billion, four hundred ten million, twenty-one thousand, four hundred twenty-one".