2011232112320 has 112 divisors (see below), whose sum is σ = 4802829002400. Its totient is φ = 802214461440.

The previous prime is 2011232112317. The next prime is 2011232112367. The reversal of 2011232112320 is 232112321102.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2011232112292 and 2011232112301.

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, 184359026 + ... + 184369934.

Almost surely, 2^{2011232112320} is an apocalyptic number.

2011232112320 is a gapful number since it is divisible by the number (20) 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 2011232112320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2401414501200).

2011232112320 is an abundant number, since it is smaller than the sum of its proper divisors (2791596890080).

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

2011232112320 is a wasteful number, since it uses less digits than its factorization.

2011232112320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12506 (or 12496 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2011232112320 its reverse (232112321102), we get a palindrome (2243344433422).

The spelling of 2011232112320 in words is "two trillion, eleven billion, two hundred thirty-two million, one hundred twelve thousand, three hundred twenty".