211513304324355 has 64 divisors (see below), whose sum is σ = 369629383656960. Its totient is φ = 102429054924800.

The previous prime is 211513304324339. The next prime is 211513304324381. The reversal of 211513304324355 is 553423403315112.

It is not a de Polignac number, because 211513304324355 - 2⁴ = 211513304324339 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 463831801 + ... + 464287589.

It is an arithmetic number, because the mean of its divisors is an integer number (5775459119640).

Almost surely, 2^{211513304324355} is an apocalyptic number.

211513304324355 is a deficient number, since it is larger than the sum of its proper divisors (158116079332605).

211513304324355 is a wasteful number, since it uses less digits than its factorization.

211513304324355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459172.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 211513304324355 its reverse (553423403315112), we get a palindrome (764936707639467).

The spelling of 211513304324355 in words is "two hundred eleven trillion, five hundred thirteen billion, three hundred four million, three hundred twenty-four thousand, three hundred fifty-five".