213403504224 has 48 divisors (see below), whose sum is σ = 560210853888. Its totient is φ = 71131116672.

The previous prime is 213403504199. The next prime is 213403504241. The reversal of 213403504224 is 422405304312.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 213403504191 and 213403504200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2738569 + ... + 2815415.

It is an arithmetic number, because the mean of its divisors is an integer number (11671059456).

Almost surely, 2^213403504224 is an apocalyptic number.

213403504224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

213403504224 is an abundant number, since it is smaller than the sum of its proper divisors (346807349664).

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

213403504224 is a wasteful number, since it uses less digits than its factorization.

213403504224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105787 (or 105779 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 213403504224 its reverse (422405304312), we get a palindrome (635808808536).

The spelling of 213403504224 in words is "two hundred thirteen billion, four hundred three million, five hundred four thousand, two hundred twenty-four".