1012302143244 has 480 divisors, whose sum is σ = 3147828203520. Its totient is φ = 277703137152.

The previous prime is 1012302143191. The next prime is 1012302143269. The reversal of 1012302143244 is 4423412032101.

1012302143244 is a `hidden beast` number, since 1 + 0 + 123 + 0 + 214 + 324 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1798049707 + ... + 1798050269.

It is an arithmetic number, because the mean of its divisors is an integer number (6557975424).

Almost surely, 2^{1012302143244} is an apocalyptic number.

1012302143244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012302143244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573914101760).

1012302143244 is an abundant number, since it is smaller than the sum of its proper divisors (2135526060276).

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

1012302143244 is a wasteful number, since it uses less digits than its factorization.

1012302143244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1012302143244 its reverse (4423412032101), we get a palindrome (5435714175345).

The spelling of 1012302143244 in words is "one trillion, twelve billion, three hundred two million, one hundred forty-three thousand, two hundred forty-four".