222334533540 has 108 divisors (see below), whose sum is σ = 784523313756. Its totient is φ = 50819319936.

The previous prime is 222334533529. The next prime is 222334533557. The reversal of 222334533540 is 45335433222.

It is a happy number.

222334533540 is a `hidden beast` number, since 2 + 223 + 34 + 53 + 354 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 111573368676 + 110761164864 = 334026^2 + 332808^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 222334533495 and 222334533504.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12595179 + ... + 12612818.

It is an arithmetic number, because the mean of its divisors is an integer number (7264104757).

Almost surely, 2^222334533540 is an apocalyptic number.

222334533540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222334533540 is an abundant number, since it is smaller than the sum of its proper divisors (562188780216).

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

222334533540 is a wasteful number, since it uses less digits than its factorization.

222334533540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25208026 (or 25208014 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

Adding to 222334533540 its reverse (45335433222), we get a palindrome (267669966762).

The spelling of 222334533540 in words is "two hundred twenty-two billion, three hundred thirty-four million, five hundred thirty-three thousand, five hundred forty".