212233403004 has 96 divisors (see below), whose sum is σ = 571210085376. Its totient is φ = 60075617280.

The previous prime is 212233402987. The next prime is 212233403009. The reversal of 212233403004 is 400304332212.

212233403004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212233403009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37120354 + ... + 37126070.

It is an arithmetic number, because the mean of its divisors is an integer number (5950105056).

Almost surely, 2^212233403004 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 212233403004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285605042688).

212233403004 is an abundant number, since it is smaller than the sum of its proper divisors (358976682372).

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

212233403004 is a wasteful number, since it uses less digits than its factorization.

212233403004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9755 (or 9753 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 212233403004 its reverse (400304332212), we get a palindrome (612537735216).

The spelling of 212233403004 in words is "two hundred twelve billion, two hundred thirty-three million, four hundred three thousand, four".