211104334432 has 48 divisors (see below), whose sum is σ = 430638843600. Its totient is φ = 101747520000.

The previous prime is 211104334423. The next prime is 211104334433. The reversal of 211104334432 is 234433401112.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 211104334432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211104334433) 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, 390682 + ... + 758182.

It is an arithmetic number, because the mean of its divisors is an integer number (8971642575).

Almost surely, 2^211104334432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211104334432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215319421800).

211104334432 is an abundant number, since it is smaller than the sum of its proper divisors (219534509168).

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

211104334432 is a wasteful number, since it uses less digits than its factorization.

211104334432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368159 (or 368151 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 211104334432 its reverse (234433401112), we get a palindrome (445537735544).

The spelling of 211104334432 in words is "two hundred eleven billion, one hundred four million, three hundred thirty-four thousand, four hundred thirty-two".