1013221030312 has 16 divisors (see below), whose sum is σ = 1999778349600. Its totient is φ = 479946803760.

The previous prime is 1013221030301. The next prime is 1013221030379. The reversal of 1013221030312 is 2130301223101.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1013221030312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3332963764 + ... + 3332964067.

It is an arithmetic number, because the mean of its divisors is an integer number (124986146850).

Almost surely, 2^{1013221030312} is an apocalyptic number.

It is an amenable number.

1013221030312 is a deficient number, since it is larger than the sum of its proper divisors (986557319288).

1013221030312 is a wasteful number, since it uses less digits than its factorization.

1013221030312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665927856 (or 6665927852 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1013221030312 its reverse (2130301223101), we get a palindrome (3143522253413).

The spelling of 1013221030312 in words is "one trillion, thirteen billion, two hundred twenty-one million, thirty thousand, three hundred twelve".