222242242442 has 16 divisors (see below), whose sum is σ = 367269812064. Its totient is φ = 100019010000.

The previous prime is 222242242427. The next prime is 222242242463. The reversal of 222242242442 is 244242242222.

It is a super-2 number, since 2×222242242442² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222242242399 and 222242242408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50007284 + ... + 50011727.

It is an arithmetic number, because the mean of its divisors is an integer number (22954363254).

Almost surely, 2^222242242442 is an apocalyptic number.

222242242442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222242242442 is a deficient number, since it is larger than the sum of its proper divisors (145027569622).

222242242442 is a wasteful number, since it uses less digits than its factorization.

222242242442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100019125.

The product of its digits is 65536, while the sum is 32.

Adding to 222242242442 its reverse (244242242222), we get a palindrome (466484484664).

The spelling of 222242242442 in words is "two hundred twenty-two billion, two hundred forty-two million, two hundred forty-two thousand, four hundred forty-two".