155050216023211 has 2 divisors, whose sum is σ = 155050216023212. Its totient is φ = 155050216023210.

The previous prime is 155050216023193. The next prime is 155050216023221. The reversal of 155050216023211 is 112320612050551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155050216023211 - 2¹⁵ = 155050215990443 is a prime.

It is not a weakly prime, because it can be changed into another prime (155050216023221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77525108011605 + 77525108011606.

It is an arithmetic number, because the mean of its divisors is an integer number (77525108011606).

Almost surely, 2^{155050216023211} is an apocalyptic number.

155050216023211 is a deficient number, since it is larger than the sum of its proper divisors (1).

155050216023211 is an equidigital number, since it uses as much as digits as its factorization.

155050216023211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 34.

Adding to 155050216023211 its reverse (112320612050551), we get a palindrome (267370828073762).

The spelling of 155050216023211 in words is "one hundred fifty-five trillion, fifty billion, two hundred sixteen million, twenty-three thousand, two hundred eleven".