1021022020222 has 8 divisors (see below), whose sum is σ = 1532215842696. Its totient is φ = 510283405992.

The previous prime is 1021022020211. The next prime is 1021022020261. The reversal of 1021022020222 is 2220202201201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1021022020196 and 1021022020205.

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, 113796453 + ... + 113805424.

It is an arithmetic number, because the mean of its divisors is an integer number (191526980337).

Almost surely, 2^{1021022020222} is an apocalyptic number.

1021022020222 is a deficient number, since it is larger than the sum of its proper divisors (511193822474).

1021022020222 is a wasteful number, since it uses less digits than its factorization.

1021022020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227604122.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1021022020222 its reverse (2220202201201), we get a palindrome (3241224221423).

The spelling of 1021022020222 in words is "one trillion, twenty-one billion, twenty-two million, twenty thousand, two hundred twenty-two".