2001123100024 has 32 divisors (see below), whose sum is σ = 3778068240000. Its totient is φ = 993641012352.

The previous prime is 2001123100021. The next prime is 2001123100043. The reversal of 2001123100024 is 4200013211002.

It is a super-2 number, since 2×2001123100024² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2001123099980 and 2001123100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001123100021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5680537 + ... + 6022519.

It is an arithmetic number, because the mean of its divisors is an integer number (118064632500).

Almost surely, 2^{2001123100024} is an apocalyptic number.

It is an amenable number.

2001123100024 is a deficient number, since it is larger than the sum of its proper divisors (1776945139976).

2001123100024 is a wasteful number, since it uses less digits than its factorization.

2001123100024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347047 (or 347043 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2001123100024 its reverse (4200013211002), we get a palindrome (6201136311026).

The spelling of 2001123100024 in words is "two trillion, one billion, one hundred twenty-three million, one hundred thousand, twenty-four".