1005222222246 has 16 divisors (see below), whose sum is σ = 2193212121408. Its totient is φ = 304612794600.

The previous prime is 1005222222241. The next prime is 1005222222247. The reversal of 1005222222246 is 6422222225001.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005222222241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7615319800 + ... + 7615319931.

It is an arithmetic number, because the mean of its divisors is an integer number (137075757588).

Almost surely, 2^{1005222222246} is an apocalyptic number.

1005222222246 is an abundant number, since it is smaller than the sum of its proper divisors (1187989899162).

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

1005222222246 is a wasteful number, since it uses less digits than its factorization.

1005222222246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15230639747.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1005222222246 its reverse (6422222225001), we get a palindrome (7427444447247).

The spelling of 1005222222246 in words is "one trillion, five billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-six".