222042243040 has 24 divisors (see below), whose sum is σ = 524574799560. Its totient is φ = 88816897152.

The previous prime is 222042243037. The next prime is 222042243053. The reversal of 222042243040 is 40342240222.

It is a junction number, because it is equal to n+sod(n) for n = 222042242996 and 222042243014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693881850 + ... + 693882169.

It is an arithmetic number, because the mean of its divisors is an integer number (21857283315).

Almost surely, 2^222042243040 is an apocalyptic number.

222042243040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222042243040 is an abundant number, since it is smaller than the sum of its proper divisors (302532556520).

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

222042243040 is a wasteful number, since it uses less digits than its factorization.

222042243040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387764034 (or 1387764026 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 222042243040 its reverse (40342240222), we get a palindrome (262384483262).

The spelling of 222042243040 in words is "two hundred twenty-two billion, forty-two million, two hundred forty-three thousand, forty".