1022021000222 has 32 divisors (see below), whose sum is σ = 1677331286784. Its totient is φ = 464947660800.

The previous prime is 1022021000213. The next prime is 1022021000227. The reversal of 1022021000222 is 2220001202201.

It is a junction number, because it is equal to n+sod(n) for n = 1022021000197 and 1022021000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022021000227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495722 + ... + 1513202.

It is an arithmetic number, because the mean of its divisors is an integer number (52416602712).

Almost surely, 2^{1022021000222} is an apocalyptic number.

1022021000222 is a deficient number, since it is larger than the sum of its proper divisors (655310286562).

1022021000222 is a wasteful number, since it uses less digits than its factorization.

1022021000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018484.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1022021000222 its reverse (2220001202201), we get a palindrome (3242022202423).

The spelling of 1022021000222 in words is "one trillion, twenty-two billion, twenty-one million, two hundred twenty-two", and thus it is an aban number.