1012332011320 has 128 divisors (see below), whose sum is σ = 2612166796800. Its totient is φ = 345883147776.

The previous prime is 1012332011293. The next prime is 1012332011329. The reversal of 1012332011320 is 231102332101.

It is a super-2 number, since 2×1012332011320² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012332011329) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 169085367 + ... + 169091353.

It is an arithmetic number, because the mean of its divisors is an integer number (20407553100).

Almost surely, 2^{1012332011320} is an apocalyptic number.

1012332011320 is a gapful number since it is divisible by the number (10) 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 1012332011320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306083398400).

1012332011320 is an abundant number, since it is smaller than the sum of its proper divisors (1599834785480).

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

1012332011320 is a wasteful number, since it uses less digits than its factorization.

1012332011320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7997 (or 7993 counting only the distinct ones).

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

Adding to 1012332011320 its reverse (231102332101), we get a palindrome (1243434343421).

The spelling of 1012332011320 in words is "one trillion, twelve billion, three hundred thirty-two million, eleven thousand, three hundred twenty".