213203322013312 has 64 divisors (see below), whose sum is σ = 452080343370240. Its totient is φ = 99805681807360.

The previous prime is 213203322013243. The next prime is 213203322013321. The reversal of 213203322013312 is 213310223302312.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

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, 256075138 + ... + 256906369.

It is an arithmetic number, because the mean of its divisors is an integer number (7063755365160).

Almost surely, 2^{213203322013312} is an apocalyptic number.

It is an amenable number.

213203322013312 is an abundant number, since it is smaller than the sum of its proper divisors (238877021356928).

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

213203322013312 is a wasteful number, since it uses less digits than its factorization.

213203322013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512981729 (or 512981717 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 213203322013312 its reverse (213310223302312), we get a palindrome (426513545315624).

The spelling of 213203322013312 in words is "two hundred thirteen trillion, two hundred three billion, three hundred twenty-two million, thirteen thousand, three hundred twelve".