1000222002222 has 64 divisors (see below), whose sum is σ = 2129943029760. Its totient is φ = 312046834176.

The previous prime is 1000222002211. The next prime is 1000222002319. The reversal of 1000222002222 is 2222002220001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17694588 + ... + 17751024.

It is an arithmetic number, because the mean of its divisors is an integer number (33280359840).

Almost surely, 2^{1000222002222} is an apocalyptic number.

1000222002222 is an abundant number, since it is smaller than the sum of its proper divisors (1129721027538).

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

1000222002222 is a wasteful number, since it uses less digits than its factorization.

1000222002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57425.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 1000222002222 its reverse (2222002220001), we get a palindrome (3222224222223).

The spelling of 1000222002222 in words is "one trillion, two hundred twenty-two million, two thousand, two hundred twenty-two".