1120456426021 has 2 divisors, whose sum is σ = 1120456426022. Its totient is φ = 1120456426020.

The previous prime is 1120456426003. The next prime is 1120456426031. The reversal of 1120456426021 is 1206246540211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1077973445025 + 42482980996 = 1038255^2 + 206114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120456426021 - 2⁵ = 1120456425989 is a prime.

It is a super-2 number, since 2×1120456426021² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120456426031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560228213010 + 560228213011.

It is an arithmetic number, because the mean of its divisors is an integer number (560228213011).

Almost surely, 2^{1120456426021} is an apocalyptic number.

It is an amenable number.

1120456426021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120456426021 is an equidigital number, since it uses as much as digits as its factorization.

1120456426021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 1120456426021 in words is "one trillion, one hundred twenty billion, four hundred fifty-six million, four hundred twenty-six thousand, twenty-one".