2001310044126 has 16 divisors (see below), whose sum is σ = 4002671149200. Its totient is φ = 667094837888.

The previous prime is 2001310044113. The next prime is 2001310044137. The reversal of 2001310044126 is 6214400131002.

It is a super-2 number, since 2×2001310044126² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2001310044096 and 2001310044105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608261 + ... + 2566928.

It is an arithmetic number, because the mean of its divisors is an integer number (250166946825).

Almost surely, 2^{2001310044126} is an apocalyptic number.

2001310044126 is an abundant number, since it is smaller than the sum of its proper divisors (2001361105074).

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

2001310044126 is a wasteful number, since it uses less digits than its factorization.

2001310044126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255083.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 2001310044126 its reverse (6214400131002), we get a palindrome (8215710175128).

The spelling of 2001310044126 in words is "two trillion, one billion, three hundred ten million, forty-four thousand, one hundred twenty-six".