1021111000222 has 8 divisors (see below), whose sum is σ = 1531671519456. Its totient is φ = 510553827072.

The previous prime is 1021111000187. The next prime is 1021111000241. The reversal of 1021111000222 is 2220001111201.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167323 + ... + 1438825.

It is an arithmetic number, because the mean of its divisors is an integer number (191458939932).

Almost surely, 2^{1021111000222} is an apocalyptic number.

1021111000222 is a deficient number, since it is larger than the sum of its proper divisors (510560519234).

1021111000222 is a wasteful number, since it uses less digits than its factorization.

1021111000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673042.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1021111000222 its reverse (2220001111201), we get a palindrome (3241112111423).

The spelling of 1021111000222 in words is "one trillion, twenty-one billion, one hundred eleven million, two hundred twenty-two", and thus it is an aban number.