211130310393 has 6 divisors (see below), whose sum is σ = 304966003914. Its totient is φ = 140753540256.

The previous prime is 211130310389. The next prime is 211130310427. The reversal of 211130310393 is 393013031112.

211130310393 is a `hidden beast` number, since 211 + 1 + 30 + 31 + 0 + 393 = 666.

It can be written as a sum of positive squares in only one way, i.e., 122593117689 + 88537192704 = 350133^2 + 297552^2 .

It is not a de Polignac number, because 211130310393 - 2² = 211130310389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211130310373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11729461680 + ... + 11729461697.

It is an arithmetic number, because the mean of its divisors is an integer number (50827667319).

Almost surely, 2^211130310393 is an apocalyptic number.

It is an amenable number.

211130310393 is a deficient number, since it is larger than the sum of its proper divisors (93835693521).

211130310393 is a wasteful number, since it uses less digits than its factorization.

211130310393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23458923383 (or 23458923380 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The spelling of 211130310393 in words is "two hundred eleven billion, one hundred thirty million, three hundred ten thousand, three hundred ninety-three".