211288125993 has 8 divisors (see below), whose sum is σ = 321962858688. Its totient is φ = 120736071984.

The previous prime is 211288125941. The next prime is 211288126001. The reversal of 211288125993 is 399521882112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211288125993 - 2⁶ = 211288125929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211288125493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5030669646 + ... + 5030669687.

It is an arithmetic number, because the mean of its divisors is an integer number (40245357336).

Almost surely, 2^211288125993 is an apocalyptic number.

It is an amenable number.

211288125993 is a deficient number, since it is larger than the sum of its proper divisors (110674732695).

211288125993 is a wasteful number, since it uses less digits than its factorization.

211288125993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10061339343.

The product of its digits is 622080, while the sum is 51.

The spelling of 211288125993 in words is "two hundred eleven billion, two hundred eighty-eight million, one hundred twenty-five thousand, nine hundred ninety-three".