2001020212 has 12 divisors (see below), whose sum is σ = 3504150720. Its totient is φ = 999834296.

The previous prime is 2001020183. The next prime is 2001020227. The reversal of 2001020212 is 2120201002.

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, 162262 + ... + 174157.

It is an arithmetic number, because the mean of its divisors is an integer number (292012560).

Almost surely, 2^2001020212 is an apocalyptic number.

It is an amenable number.

2001020212 is a deficient number, since it is larger than the sum of its proper divisors (1503130508).

2001020212 is a wasteful number, since it uses less digits than its factorization.

2001020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337910 (or 337908 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2001020212 is about 44732.7644126763. The cubic root of 2001020212 is about 1260.1352445740.

Adding to 2001020212 its reverse (2120201002), we get a palindrome (4121221214).

The spelling of 2001020212 in words is "two billion, one million, twenty thousand, two hundred twelve".