211113615040 has 56 divisors (see below), whose sum is σ = 507163181760. Its totient is φ = 83698126848.

The previous prime is 211113614993. The next prime is 211113615047. The reversal of 211113615040 is 40516311112.

It is a junction number, because it is equal to n+sod(n) for n = 211113614996 and 211113615014.

It is not an unprimeable number, because it can be changed into a prime (211113615047) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2883000 + ... + 2955319.

Almost surely, 2^211113615040 is an apocalyptic number.

211113615040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211113615040 is an abundant number, since it is smaller than the sum of its proper divisors (296049566720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211113615040 is a wasteful number, since it uses less digits than its factorization.

211113615040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5838449 (or 5838439 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 211113615040 its reverse (40516311112), we get a palindrome (251629926152).

The spelling of 211113615040 in words is "two hundred eleven billion, one hundred thirteen million, six hundred fifteen thousand, forty".