222220131234040 has 16 divisors (see below), whose sum is σ = 499995295276680. Its totient is φ = 88888052493600.

The previous prime is 222220131233953. The next prime is 222220131234131. The reversal of 222220131234040 is 40432131022222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2777751640386 + ... + 2777751640465.

Almost surely, 2^{222220131234040} is an apocalyptic number.

222220131234040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222220131234040 is an abundant number, since it is smaller than the sum of its proper divisors (277775164042640).

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

222220131234040 is a wasteful number, since it uses less digits than its factorization.

222220131234040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555503280862 (or 5555503280858 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 222220131234040 its reverse (40432131022222), we get a palindrome (262652262256262).

The spelling of 222220131234040 in words is "two hundred twenty-two trillion, two hundred twenty billion, one hundred thirty-one million, two hundred thirty-four thousand, forty".