211012303104 has 108 divisors (see below), whose sum is σ = 609215606272. Its totient is φ = 70243200000.

The previous prime is 211012303087. The next prime is 211012303147. The reversal of 211012303104 is 401303210112.

211012303104 is a `hidden beast` number, since 21 + 101 + 230 + 310 + 4 = 666.

It is a super-2 number, since 2×211012303104² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1669329 + ... + 1791279.

Almost surely, 2^211012303104 is an apocalyptic number.

211012303104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211012303104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304607803136).

211012303104 is an abundant number, since it is smaller than the sum of its proper divisors (398203303168).

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

211012303104 is a wasteful number, since it uses less digits than its factorization.

211012303104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122724 (or 122707 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 211012303104 its reverse (401303210112), we get a palindrome (612315513216).

The spelling of 211012303104 in words is "two hundred eleven billion, twelve million, three hundred three thousand, one hundred four".