1000022101222 has 16 divisors (see below), whose sum is σ = 1524079037952. Its totient is φ = 492057649800.

The previous prime is 1000022101187. The next prime is 1000022101259. The reversal of 1000022101222 is 2221012200001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15441198 + ... + 15505825.

It is an arithmetic number, because the mean of its divisors is an integer number (95254939872).

Almost surely, 2^{1000022101222} is an apocalyptic number.

1000022101222 is a deficient number, since it is larger than the sum of its proper divisors (524056936730).

1000022101222 is a wasteful number, since it uses less digits than its factorization.

1000022101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30947283.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1000022101222 its reverse (2221012200001), we get a palindrome (3221034301223).

The spelling of 1000022101222 in words is "one trillion, twenty-two million, one hundred one thousand, two hundred twenty-two".