2001321350 has 24 divisors (see below), whose sum is σ = 4254238128. Its totient is φ = 686167200.

The previous prime is 2001321341. The next prime is 2001321389. The reversal of 2001321350 is 531231002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2858681 + ... + 2859380.

It is an arithmetic number, because the mean of its divisors is an integer number (177259922).

Almost surely, 2^2001321350 is an apocalyptic number.

2001321350 is an abundant number, since it is smaller than the sum of its proper divisors (2252916778).

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

2001321350 is a wasteful number, since it uses less digits than its factorization.

2001321350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718080 (or 5718075 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2001321350 is about 44736.1302528504. The cubic root of 2001321350 is about 1260.1984549255.

Adding to 2001321350 its reverse (531231002), we get a palindrome (2532552352).

The spelling of 2001321350 in words is "two billion, one million, three hundred twenty-one thousand, three hundred fifty".