50211023150209 has 2 divisors, whose sum is σ = 50211023150210. Its totient is φ = 50211023150208.

The previous prime is 50211023150161. The next prime is 50211023150227. The reversal of 50211023150209 is 90205132011205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43379611142400 + 6831412007809 = 6586320^2 + 2613697^2 .

It is a cyclic number.

It is not a de Polignac number, because 50211023150209 - 2¹¹ = 50211023148161 is a prime.

It is a super-2 number, since 2×50211023150209² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50211023150009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105511575104 + 25105511575105.

It is an arithmetic number, because the mean of its divisors is an integer number (25105511575105).

Almost surely, 2^{50211023150209} is an apocalyptic number.

It is an amenable number.

50211023150209 is a deficient number, since it is larger than the sum of its proper divisors (1).

50211023150209 is an equidigital number, since it uses as much as digits as its factorization.

50211023150209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 50211023150209 in words is "fifty trillion, two hundred eleven billion, twenty-three million, one hundred fifty thousand, two hundred nine".