1020110001222 has 32 divisors (see below), whose sum is σ = 2218914079200. Its totient is φ = 310772275200.

The previous prime is 1020110001221. The next prime is 1020110001241. The reversal of 1020110001222 is 2221000110201.

It is a junction number, because it is equal to n+sod(n) for n = 1020110001198 and 1020110001207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020110001221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64736347 + ... + 64752102.

It is an arithmetic number, because the mean of its divisors is an integer number (69341064975).

Almost surely, 2^{1020110001222} is an apocalyptic number.

1020110001222 is an abundant number, since it is smaller than the sum of its proper divisors (1198804077978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020110001222 is a wasteful number, since it uses less digits than its factorization.

1020110001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129488568.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1020110001222 its reverse (2221000110201), we get a palindrome (3241110111423).

The spelling of 1020110001222 in words is "one trillion, twenty billion, one hundred ten million, one thousand, two hundred twenty-two".