2011020330 has 64 divisors (see below), whose sum is σ = 5339437056. Its totient is φ = 480648000.

The previous prime is 2011020311. The next prime is 2011020353. The reversal of 2011020330 is 330201102.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19486 + ... + 66345.

It is an arithmetic number, because the mean of its divisors is an integer number (83428704).

Almost surely, 2^2011020330 is an apocalyptic number.

2011020330 is an abundant number, since it is smaller than the sum of its proper divisors (3328416726).

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

2011020330 is a wasteful number, since it uses less digits than its factorization.

2011020330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85923.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2011020330 is about 44844.4013227961. The cubic root of 2011020330 is about 1262.2309367470.

Adding to 2011020330 its reverse (330201102), we get a palindrome (2341221432).

The spelling of 2011020330 in words is "two billion, eleven million, twenty thousand, three hundred thirty".