1012331331330 has 128 divisors (see below), whose sum is σ = 2769915709440. Its totient is φ = 234386127360.

The previous prime is 1012331331329. The next prime is 1012331331379. The reversal of 1012331331330 is 331331332101.

It is a self number, because there is not a number n which added to its sum of digits gives 1012331331330.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4900614 + ... + 5103006.

It is an arithmetic number, because the mean of its divisors is an integer number (21639966480).

Almost surely, 2^{1012331331330} is an apocalyptic number.

1012331331330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012331331330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1384957854720).

1012331331330 is an abundant number, since it is smaller than the sum of its proper divisors (1757584378110).

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

1012331331330 is a wasteful number, since it uses less digits than its factorization.

1012331331330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203096.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1012331331330 its reverse (331331332101), we get a palindrome (1343662663431).

The spelling of 1012331331330 in words is "one trillion, twelve billion, three hundred thirty-one million, three hundred thirty-one thousand, three hundred thirty".