211701925345 has 16 divisors (see below), whose sum is σ = 255032893440. Its totient is φ = 168701381824.

The previous prime is 211701925333. The next prime is 211701925363. The reversal of 211701925345 is 543529107112.

It is a cyclic number.

It is not a de Polignac number, because 211701925345 - 2¹⁷ = 211701794273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211701925298 and 211701925307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10059504 + ... + 10080526.

It is an arithmetic number, because the mean of its divisors is an integer number (15939555840).

Almost surely, 2^211701925345 is an apocalyptic number.

It is an amenable number.

211701925345 is a deficient number, since it is larger than the sum of its proper divisors (43330968095).

211701925345 is a wasteful number, since it uses less digits than its factorization.

211701925345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28784.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 211701925345 in words is "two hundred eleven billion, seven hundred one million, nine hundred twenty-five thousand, three hundred forty-five".