2111011330 has 16 divisors (see below), whose sum is σ = 3807294840. Its totient is φ = 842743552.

The previous prime is 2111011319. The next prime is 2111011337. The reversal of 2111011330 is 331101112.

It can be written as a sum of positive squares in 4 ways, for example, as 2091324361 + 19686969 = 45731^2 + 4437^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2111011330.

It is not an unprimeable number, because it can be changed into a prime (2111011337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202279 + ... + 212458.

Almost surely, 2^2111011330 is an apocalyptic number.

2111011330 is a deficient number, since it is larger than the sum of its proper divisors (1696283510).

2111011330 is a wasteful number, since it uses less digits than its factorization.

2111011330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415253.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 2111011330 is about 45945.7433284086. The cubic root of 2111011330 is about 1282.8134991746.

Adding to 2111011330 its reverse (331101112), we get a palindrome (2442112442).

The spelling of 2111011330 in words is "two billion, one hundred eleven million, eleven thousand, three hundred thirty".