213204210424 has 8 divisors (see below), whose sum is σ = 399757894560. Its totient is φ = 106602105208.

The previous prime is 213204210419. The next prime is 213204210449. The reversal of 213204210424 is 424012402312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13325263144 + ... + 13325263159.

It is an arithmetic number, because the mean of its divisors is an integer number (49969736820).

Almost surely, 2^213204210424 is an apocalyptic number.

It is an amenable number.

213204210424 is a deficient number, since it is larger than the sum of its proper divisors (186553684136).

213204210424 is a wasteful number, since it uses less digits than its factorization.

213204210424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26650526309 (or 26650526305 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 213204210424 its reverse (424012402312), we get a palindrome (637216612736).

The spelling of 213204210424 in words is "two hundred thirteen billion, two hundred four million, two hundred ten thousand, four hundred twenty-four".