2001121334 has 8 divisors (see below), whose sum is σ = 3020097720. Its totient is φ = 994422096.

The previous prime is 2001121319. The next prime is 2001121379. The reversal of 2001121334 is 4331211002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3068879 + ... + 3069530.

It is an arithmetic number, because the mean of its divisors is an integer number (377512215).

Almost surely, 2^2001121334 is an apocalyptic number.

2001121334 is a deficient number, since it is larger than the sum of its proper divisors (1018976386).

2001121334 is a wasteful number, since it uses less digits than its factorization.

2001121334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138574.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2001121334 is about 44733.8946884798. The cubic root of 2001121334 is about 1260.1564712878.

Adding to 2001121334 its reverse (4331211002), we get a palindrome (6332332336).

The spelling of 2001121334 in words is "two billion, one million, one hundred twenty-one thousand, three hundred thirty-four".