2211434430 has 32 divisors (see below), whose sum is σ = 5313557664. Its totient is φ = 589036416.

The previous prime is 2211434419. The next prime is 2211434431. The reversal of 2211434430 is 344341122.

It is a self number, because there is not a number n which added to its sum of digits gives 2211434430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211434431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15717 + ... + 68336.

It is an arithmetic number, because the mean of its divisors is an integer number (166048677).

Almost surely, 2^2211434430 is an apocalyptic number.

2211434430 is an abundant number, since it is smaller than the sum of its proper divisors (3102123234).

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

2211434430 is a wasteful number, since it uses less digits than its factorization.

2211434430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84940.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2211434430 is about 47025.8910601384. The cubic root of 2211434430 is about 1302.8408152214.

Adding to 2211434430 its reverse (344341122), we get a palindrome (2555775552).

The spelling of 2211434430 in words is "two billion, two hundred eleven million, four hundred thirty-four thousand, four hundred thirty".