213203112011012 has 24 divisors (see below), whose sum is σ = 373776358969440. Its totient is φ = 106409900897600.

The previous prime is 213203112010877. The next prime is 213203112011017. The reversal of 213203112011012 is 210110211302312.

It is not an unprimeable number, because it can be changed into a prime (213203112011017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20608439 + ... + 29173857.

It is an arithmetic number, because the mean of its divisors is an integer number (15574014957060).

Almost surely, 2^{213203112011012} is an apocalyptic number.

It is an amenable number.

213203112011012 is a deficient number, since it is larger than the sum of its proper divisors (160573246958428).

213203112011012 is a wasteful number, since it uses less digits than its factorization.

213203112011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8576611 (or 8576609 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 213203112011012 its reverse (210110211302312), we get a palindrome (423313323313324).

The spelling of 213203112011012 in words is "two hundred thirteen trillion, two hundred three billion, one hundred twelve million, eleven thousand, twelve".