2111304234 has 16 divisors (see below), whose sum is σ = 4547424672. Its totient is φ = 649632048.

The previous prime is 2111304233. The next prime is 2111304241. The reversal of 2111304234 is 4324031112.

It is a self number, because there is not a number n which added to its sum of digits gives 2111304234.

It is not an unprimeable number, because it can be changed into a prime (2111304233) 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, 13533924 + ... + 13534079.

It is an arithmetic number, because the mean of its divisors is an integer number (284214042).

Almost surely, 2^2111304234 is an apocalyptic number.

2111304234 is an abundant number, since it is smaller than the sum of its proper divisors (2436120438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111304234 is a wasteful number, since it uses less digits than its factorization.

2111304234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27068021.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2111304234 is about 45948.9307166119. The cubic root of 2111304234 is about 1282.8728267937.

Adding to 2111304234 its reverse (4324031112), we get a palindrome (6435335346).

The spelling of 2111304234 in words is "two billion, one hundred eleven million, three hundred four thousand, two hundred thirty-four".