222040434020 has 24 divisors (see below), whose sum is σ = 466314618168. Its totient is φ = 88810515200.

The previous prime is 222040433971. The next prime is 222040434029. The reversal of 222040434020 is 20434040222.

It can be written as a sum of positive squares in 4 ways, for example, as 2272619584 + 219767814436 = 47672^2 + 468794^2 .

It is not an unprimeable number, because it can be changed into a prime (222040434029) 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 7 ways as a sum of consecutive naturals, for example, 24401 + ... + 666840.

It is an arithmetic number, because the mean of its divisors is an integer number (19429775757).

Almost surely, 2^222040434020 is an apocalyptic number.

222040434020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222040434020 is an abundant number, since it is smaller than the sum of its proper divisors (244274184148).

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

222040434020 is a wasteful number, since it uses less digits than its factorization.

222040434020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707311 (or 707309 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 222040434020 its reverse (20434040222), we get a palindrome (242474474242).

The spelling of 222040434020 in words is "two hundred twenty-two billion, forty million, four hundred thirty-four thousand, twenty".