2113074321 has 8 divisors (see below), whose sum is σ = 2865185760. Its totient is φ = 1384839552.

The previous prime is 2113074317. The next prime is 2113074323. The reversal of 2113074321 is 1234703112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2113074321 - 2² = 2113074317 is a prime.

It is a super-2 number, since 2×2113074321² = 8930166172139222082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2113074291 and 2113074300.

It is not an unprimeable number, because it can be changed into a prime (2113074323) 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, 5968960 + ... + 5969313.

It is an arithmetic number, because the mean of its divisors is an integer number (358148220).

Almost surely, 2^2113074321 is an apocalyptic number.

It is an amenable number.

2113074321 is a deficient number, since it is larger than the sum of its proper divisors (752111439).

2113074321 is a wasteful number, since it uses less digits than its factorization.

2113074321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11938335.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2113074321 is about 45968.1881413658. The cubic root of 2113074321 is about 1283.2312406707.

Adding to 2113074321 its reverse (1234703112), we get a palindrome (3347777433).

The spelling of 2113074321 in words is "two billion, one hundred thirteen million, seventy-four thousand, three hundred twenty-one".