1012044505530 has 32 divisors (see below), whose sum is σ = 2488148445888. Its totient is φ = 263296131200.

The previous prime is 1012044505517. The next prime is 1012044505553. The reversal of 1012044505530 is 355054402101.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 411398976 + ... + 411401435.

It is an arithmetic number, because the mean of its divisors is an integer number (77754638934).

Almost surely, 2^{1012044505530} is an apocalyptic number.

1012044505530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012044505530 is an abundant number, since it is smaller than the sum of its proper divisors (1476103940358).

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

1012044505530 is a wasteful number, since it uses less digits than its factorization.

1012044505530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822800462.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 1012044505530 its reverse (355054402101), we get a palindrome (1367098907631).

The spelling of 1012044505530 in words is "one trillion, twelve billion, forty-four million, five hundred five thousand, five hundred thirty".