2113034221 has 8 divisors (see below), whose sum is σ = 2244976920. Its totient is φ = 1985030208.

The previous prime is 2113034207. The next prime is 2113034237. The reversal of 2113034221 is 1224303112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 755480196 + 1357554025 = 27486^2 + 36845^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2113034221 - 2⁹ = 2113033709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113034281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983566 + ... + 985711.

It is an arithmetic number, because the mean of its divisors is an integer number (280622115).

Almost surely, 2^2113034221 is an apocalyptic number.

It is an amenable number.

2113034221 is a deficient number, since it is larger than the sum of its proper divisors (131942699).

2113034221 is a wasteful number, since it uses less digits than its factorization.

2113034221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969343.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2113034221 is about 45967.7519680917. The cubic root of 2113034221 is about 1283.2231232880.

Adding to 2113034221 its reverse (1224303112), we get a palindrome (3337337333).

The spelling of 2113034221 in words is "two billion, one hundred thirteen million, thirty-four thousand, two hundred twenty-one".