213041443424 has 24 divisors (see below), whose sum is σ = 419534610768. Its totient is φ = 106492970880.

The previous prime is 213041443423. The next prime is 213041443429. The reversal of 213041443424 is 424344140312.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213041443423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742187 + ... + 988394.

It is an arithmetic number, because the mean of its divisors is an integer number (17480608782).

Almost surely, 2^213041443424 is an apocalyptic number.

It is an amenable number.

213041443424 is a deficient number, since it is larger than the sum of its proper divisors (206493167344).

213041443424 is a wasteful number, since it uses less digits than its factorization.

213041443424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734438 (or 1734430 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 213041443424 its reverse (424344140312), we get a palindrome (637385583736).

The spelling of 213041443424 in words is "two hundred thirteen billion, forty-one million, four hundred forty-three thousand, four hundred twenty-four".