2011322030 has 16 divisors (see below), whose sum is σ = 3652420464. Its totient is φ = 797408640.

The previous prime is 2011322029. The next prime is 2011322039. The reversal of 2011322030 is 302231102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2011321996 and 2011322014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011322039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888836 + ... + 891095.

It is an arithmetic number, because the mean of its divisors is an integer number (228276279).

Almost surely, 2^2011322030 is an apocalyptic number.

2011322030 is a deficient number, since it is larger than the sum of its proper divisors (1641098434).

2011322030 is a wasteful number, since it uses less digits than its factorization.

2011322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780051.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2011322030 is about 44847.7650502230. The cubic root of 2011322030 is about 1262.2940549605.

Adding to 2011322030 its reverse (302231102), we get a palindrome (2313553132).

It can be divided in two parts, 201 and 1322030, that added together give a palindrome (1322231).

The spelling of 2011322030 in words is "two billion, eleven million, three hundred twenty-two thousand, thirty".