2113444330 has 16 divisors (see below), whose sum is σ = 3818669184. Its totient is φ = 842162320.

The previous prime is 2113444297. The next prime is 2113444357. The reversal of 2113444330 is 334443112.

It is a junction number, because it is equal to n+sod(n) for n = 2113444295 and 2113444304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399166 + ... + 404425.

It is an arithmetic number, because the mean of its divisors is an integer number (238666824).

Almost surely, 2^2113444330 is an apocalyptic number.

2113444330 is a deficient number, since it is larger than the sum of its proper divisors (1705224854).

2113444330 is a wasteful number, since it uses less digits than its factorization.

2113444330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803861.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2113444330 is about 45972.2125854303. The cubic root of 2113444330 is about 1283.3061361902.

Adding to 2113444330 its reverse (334443112), we get a palindrome (2447887442).

The spelling of 2113444330 in words is "two billion, one hundred thirteen million, four hundred forty-four thousand, three hundred thirty".