2001112313310 has 144 divisors (see below), whose sum is σ = 5799221421552. Its totient is φ = 474795955200.

The previous prime is 2001112313279. The next prime is 2001112313329. The reversal of 2001112313310 is 133132111002.

2001112313310 is a `hidden beast` number, since 20 + 0 + 11 + 12 + 313 + 310 = 666.

It is a super-2 number, since 2×2001112313310² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1729390 + ... + 2644430.

It is an arithmetic number, because the mean of its divisors is an integer number (40272370983).

Almost surely, 2^{2001112313310} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001112313310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2899610710776).

2001112313310 is an abundant number, since it is smaller than the sum of its proper divisors (3798109108242).

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

2001112313310 is a wasteful number, since it uses less digits than its factorization.

2001112313310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915159 (or 915109 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2001112313310 its reverse (133132111002), we get a palindrome (2134244424312).

It can be divided in two parts, 20011 and 12313310, that added together give a palindrome (12333321).

The spelling of 2001112313310 in words is "two trillion, one billion, one hundred twelve million, three hundred thirteen thousand, three hundred ten".