20250120193 has 2 divisors, whose sum is σ = 20250120194. Its totient is φ = 20250120192.

The previous prime is 20250120151. The next prime is 20250120217. The reversal of 20250120193 is 39102105202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19451323024 + 798797169 = 139468^2 + 28263^2 .

It is a cyclic number.

It is not a de Polignac number, because 20250120193 - 2¹⁷ = 20249989121 is a prime.

It is not a weakly prime, because it can be changed into another prime (20250120103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125060096 + 10125060097.

It is an arithmetic number, because the mean of its divisors is an integer number (10125060097).

Almost surely, 2^20250120193 is an apocalyptic number.

It is an amenable number.

20250120193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20250120193 is an equidigital number, since it uses as much as digits as its factorization.

20250120193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 20250120193 its reverse (39102105202), we get a palindrome (59352225395).

The spelling of 20250120193 in words is "twenty billion, two hundred fifty million, one hundred twenty thousand, one hundred ninety-three".