42722114321 has 2 divisors, whose sum is σ = 42722114322. Its totient is φ = 42722114320.

The previous prime is 42722114317. The next prime is 42722114371. The reversal of 42722114321 is 12341122724.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41656810000 + 1065304321 = 204100^2 + 32639^2 .

It is a cyclic number.

It is not a de Polignac number, because 42722114321 - 2² = 42722114317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (42722114371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21361057160 + 21361057161.

It is an arithmetic number, because the mean of its divisors is an integer number (21361057161).

Almost surely, 2^42722114321 is an apocalyptic number.

It is an amenable number.

42722114321 is a deficient number, since it is larger than the sum of its proper divisors (1).

42722114321 is an equidigital number, since it uses as much as digits as its factorization.

42722114321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The spelling of 42722114321 in words is "forty-two billion, seven hundred twenty-two million, one hundred fourteen thousand, three hundred twenty-one".