1112412304021 has 2 divisors, whose sum is σ = 1112412304022. Its totient is φ = 1112412304020.

The previous prime is 1112412303991. The next prime is 1112412304111. The reversal of 1112412304021 is 1204032142111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1067421651921 + 44990652100 = 1033161^2 + 212110^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112412304021 - 2³¹ = 1110264820373 is a prime.

It is a super-2 number, since 2×1112412304021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112412303983 and 1112412304001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112412304321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556206152010 + 556206152011.

It is an arithmetic number, because the mean of its divisors is an integer number (556206152011).

Almost surely, 2^{1112412304021} is an apocalyptic number.

It is an amenable number.

1112412304021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112412304021 is an equidigital number, since it uses as much as digits as its factorization.

1112412304021 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1112412304021 its reverse (1204032142111), we get a palindrome (2316444446132).

The spelling of 1112412304021 in words is "one trillion, one hundred twelve billion, four hundred twelve million, three hundred four thousand, twenty-one".