2001122310 has 32 divisors (see below), whose sum is σ = 5239302912. Its totient is φ = 485120480.

The previous prime is 2001122303. The next prime is 2001122327. The reversal of 2001122310 is 132211002.

It is a super-2 number, since 2×2001122310² = 8008980999159472200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3031674 + ... + 3032333.

It is an arithmetic number, because the mean of its divisors is an integer number (163728216).

Almost surely, 2^2001122310 is an apocalyptic number.

2001122310 is an abundant number, since it is smaller than the sum of its proper divisors (3238180602).

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

2001122310 is a wasteful number, since it uses less digits than its factorization.

2001122310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6064028.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2001122310 is about 44733.9055974325. The cubic root of 2001122310 is about 1260.1566761583.

Adding to 2001122310 its reverse (132211002), we get a palindrome (2133333312).

The spelling of 2001122310 in words is "two billion, one million, one hundred twenty-two thousand, three hundred ten".