211820127482 has 4 divisors (see below), whose sum is σ = 317730191226. Its totient is φ = 105910063740.

The previous prime is 211820127469. The next prime is 211820127529. The reversal of 211820127482 is 284721028112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110841719041 + 100978408441 = 332929^2 + 317771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52955031869 + ... + 52955031872.

Almost surely, 2^211820127482 is an apocalyptic number.

211820127482 is a deficient number, since it is larger than the sum of its proper divisors (105910063744).

211820127482 is a wasteful number, since it uses less digits than its factorization.

211820127482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105910063743.

The product of its (nonzero) digits is 28672, while the sum is 38.

The spelling of 211820127482 in words is "two hundred eleven billion, eight hundred twenty million, one hundred twenty-seven thousand, four hundred eighty-two".