1013203213212 has 12 divisors (see below), whose sum is σ = 2364140830856. Its totient is φ = 337734404400.

The previous prime is 1013203213159. The next prime is 1013203213219. The reversal of 1013203213212 is 2123123023101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013203213219) 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, 42216800539 + ... + 42216800562.

Almost surely, 2^{1013203213212} is an apocalyptic number.

1013203213212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1013203213212 is an abundant number, since it is smaller than the sum of its proper divisors (1350937617644).

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

1013203213212 is a wasteful number, since it uses less digits than its factorization.

1013203213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84433601108 (or 84433601106 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1013203213212 its reverse (2123123023101), we get a palindrome (3136326236313).

The spelling of 1013203213212 in words is "one trillion, thirteen billion, two hundred three million, two hundred thirteen thousand, two hundred twelve".