1021144301312 has 144 divisors (see below), whose sum is σ = 2152674607104. Its totient is φ = 482721792000.

The previous prime is 1021144301269. The next prime is 1021144301321. The reversal of 1021144301312 is 2131034411201.

1021144301312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239085737 + ... + 239090007.

It is an arithmetic number, because the mean of its divisors is an integer number (14949129216).

Almost surely, 2^{1021144301312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1021144301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1076337303552).

1021144301312 is an abundant number, since it is smaller than the sum of its proper divisors (1131530305792).

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

1021144301312 is an equidigital number, since it uses as much as digits as its factorization.

1021144301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006 (or 4992 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1021144301312 its reverse (2131034411201), we get a palindrome (3152178712513).

The spelling of 1021144301312 in words is "one trillion, twenty-one billion, one hundred forty-four million, three hundred one thousand, three hundred twelve".