222142401203309 has 2 divisors, whose sum is σ = 222142401203310. Its totient is φ = 222142401203308.

The previous prime is 222142401203207. The next prime is 222142401203321. The reversal of 222142401203309 is 903302104241222.

222142401203309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193373359515625 + 28769041687684 = 13905875^2 + 5363678^2 .

It is a cyclic number.

It is not a de Polignac number, because 222142401203309 - 2²⁸ = 222142132767853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222142401203389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111071200601654 + 111071200601655.

It is an arithmetic number, because the mean of its divisors is an integer number (111071200601655).

Almost surely, 2^{222142401203309} is an apocalyptic number.

It is an amenable number.

222142401203309 is a deficient number, since it is larger than the sum of its proper divisors (1).

222142401203309 is an equidigital number, since it uses as much as digits as its factorization.

222142401203309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 222142401203309 in words is "two hundred twenty-two trillion, one hundred forty-two billion, four hundred one million, two hundred three thousand, three hundred nine".