22134452430 has 32 divisors (see below), whose sum is σ = 53592806304. Its totient is φ = 5850285056.

The previous prime is 22134452423. The next prime is 22134452437. The reversal of 22134452430 is 3425443122.

It is an interprime number because it is at equal distance from previous prime (22134452423) and next prime (22134452437).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134452437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3261279 + ... + 3268058.

It is an arithmetic number, because the mean of its divisors is an integer number (1674775197).

Almost surely, 2^22134452430 is an apocalyptic number.

22134452430 is an abundant number, since it is smaller than the sum of its proper divisors (31458353874).

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

22134452430 is a wasteful number, since it uses less digits than its factorization.

22134452430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529460.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 22134452430 its reverse (3425443122), we get a palindrome (25559895552).

The spelling of 22134452430 in words is "twenty-two billion, one hundred thirty-four million, four hundred fifty-two thousand, four hundred thirty".