100021001002222 has 8 divisors (see below), whose sum is σ = 150484768880472. Its totient is φ = 49859411375400.

The previous prime is 100021001002189. The next prime is 100021001002249. The reversal of 100021001002222 is 222200100120001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75544562029 + ... + 75544563352.

It is an arithmetic number, because the mean of its divisors is an integer number (18810596110059).

Almost surely, 2^{100021001002222} is an apocalyptic number.

100021001002222 is a deficient number, since it is larger than the sum of its proper divisors (50463767878250).

100021001002222 is a wasteful number, since it uses less digits than its factorization.

100021001002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151089125714.

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

Adding to 100021001002222 its reverse (222200100120001), we get a palindrome (322221101122223).

The spelling of 100021001002222 in words is "one hundred trillion, twenty-one billion, one million, two thousand, two hundred twenty-two".