211050430215013 has 16 divisors (see below), whose sum is σ = 218943233095680. Its totient is φ = 203198743794816.

The previous prime is 211050430214957. The next prime is 211050430215017. The reversal of 211050430215013 is 310512034050112.

It is not a de Polignac number, because 211050430215013 - 2¹³ = 211050430206821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211050430215017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114530545 + ... + 116358697.

It is an arithmetic number, because the mean of its divisors is an integer number (13683952068480).

Almost surely, 2^{211050430215013} is an apocalyptic number.

It is an amenable number.

211050430215013 is a deficient number, since it is larger than the sum of its proper divisors (7892802880667).

211050430215013 is a wasteful number, since it uses less digits than its factorization.

211050430215013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839396.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 211050430215013 its reverse (310512034050112), we get a palindrome (521562464265125).

The spelling of 211050430215013 in words is "two hundred eleven trillion, fifty billion, four hundred thirty million, two hundred fifteen thousand, thirteen".