22020134140 has 12 divisors (see below), whose sum is σ = 46242281736. Its totient is φ = 8808053648.

The previous prime is 22020134099. The next prime is 22020134177. The reversal of 22020134140 is 4143102022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550503334 + ... + 550503373.

It is an arithmetic number, because the mean of its divisors is an integer number (3853523478).

Almost surely, 2^22020134140 is an apocalyptic number.

22020134140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020134140 is an abundant number, since it is smaller than the sum of its proper divisors (24222147596).

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

22020134140 is a wasteful number, since it uses less digits than its factorization.

22020134140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101006716 (or 1101006714 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22020134140 its reverse (4143102022), we get a palindrome (26163236162).

The spelling of 22020134140 in words is "twenty-two billion, twenty million, one hundred thirty-four thousand, one hundred forty".