2001571105062 has 64 divisors (see below), whose sum is σ = 4238207170560. Its totient is φ = 629096025600.

The previous prime is 2001571105057. The next prime is 2001571105109. The reversal of 2001571105062 is 2605011751002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52062987 + ... + 52101417.

It is an arithmetic number, because the mean of its divisors is an integer number (66221987040).

Almost surely, 2^{2001571105062} is an apocalyptic number.

2001571105062 is an abundant number, since it is smaller than the sum of its proper divisors (2236636065498).

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

2001571105062 is a wasteful number, since it uses less digits than its factorization.

2001571105062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45469.

The product of its (nonzero) digits is 4200, while the sum is 30.

Adding to 2001571105062 its reverse (2605011751002), we get a palindrome (4606582856064).

The spelling of 2001571105062 in words is "two trillion, one billion, five hundred seventy-one million, one hundred five thousand, sixty-two".