22021130234 has 32 divisors (see below), whose sum is σ = 36015554880. Its totient is φ = 10055985408.

The previous prime is 22021130233. The next prime is 22021130237. The reversal of 22021130234 is 43203112022.

It is not an unprimeable number, because it can be changed into a prime (22021130233) 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 15 ways as a sum of consecutive naturals, for example, 453689 + ... + 499875.

It is an arithmetic number, because the mean of its divisors is an integer number (1125486090).

Almost surely, 2^22021130234 is an apocalyptic number.

22021130234 is a deficient number, since it is larger than the sum of its proper divisors (13994424646).

22021130234 is a wasteful number, since it uses less digits than its factorization.

22021130234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46622.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22021130234 its reverse (43203112022), we get a palindrome (65224242256).

The spelling of 22021130234 in words is "twenty-two billion, twenty-one million, one hundred thirty thousand, two hundred thirty-four".