211342165034225 has 12 divisors (see below), whose sum is σ = 262065054642480. Its totient is φ = 169073235253200.

The previous prime is 211342165034213. The next prime is 211342165034227. The reversal of 211342165034225 is 522430561243112.

It is not a de Polignac number, because 211342165034225 - 2²⁸ = 211341896598769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211342165034227) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3618311 + ... + 20875260.

It is an arithmetic number, because the mean of its divisors is an integer number (21838754553540).

Almost surely, 2^{211342165034225} is an apocalyptic number.

211342165034225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

211342165034225 is a deficient number, since it is larger than the sum of its proper divisors (50722889608255).

211342165034225 is a wasteful number, since it uses less digits than its factorization.

211342165034225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24838720 (or 24838715 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 211342165034225 in words is "two hundred eleven trillion, three hundred forty-two billion, one hundred sixty-five million, thirty-four thousand, two hundred twenty-five".