2001063111 has 8 divisors (see below), whose sum is σ = 2679248640. Its totient is φ = 1328459832.

The previous prime is 2001063107. The next prime is 2001063137. The reversal of 2001063111 is 1113601002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001063111 - 2² = 2001063107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001063151) 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, 1394725 + ... + 1396158.

It is an arithmetic number, because the mean of its divisors is an integer number (334906080).

Almost surely, 2^2001063111 is an apocalyptic number.

2001063111 is a deficient number, since it is larger than the sum of its proper divisors (678185529).

2001063111 is a wasteful number, since it uses less digits than its factorization.

2001063111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791125.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2001063111 is about 44733.2439132241. The cubic root of 2001063111 is about 1260.1442496731.

Adding to 2001063111 its reverse (1113601002), we get a palindrome (3114664113).

The spelling of 2001063111 in words is "two billion, one million, sixty-three thousand, one hundred eleven".