1202422240189 has 2 divisors, whose sum is σ = 1202422240190. Its totient is φ = 1202422240188.

The previous prime is 1202422240013. The next prime is 1202422240211. The reversal of 1202422240189 is 9810422242021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 932157423289 + 270264816900 = 965483^2 + 519870^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202422240189 - 2²⁹ = 1201885369277 is a prime.

It is a super-2 number, since 2×1202422240189² (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 (1202422244189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601211120094 + 601211120095.

It is an arithmetic number, because the mean of its divisors is an integer number (601211120095).

Almost surely, 2^{1202422240189} is an apocalyptic number.

It is an amenable number.

1202422240189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202422240189 is an equidigital number, since it uses as much as digits as its factorization.

1202422240189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 1202422240189 in words is "one trillion, two hundred two billion, four hundred twenty-two million, two hundred forty thousand, one hundred eighty-nine".