1001022021022 has 8 divisors (see below), whose sum is σ = 1502708863896. Its totient is φ = 500119066392.

The previous prime is 1001022021011. The next prime is 1001022021079. The reversal of 1001022021022 is 2201202201001.

It is a happy number.

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 = 1001022020993 and 1001022021011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195968868 + ... + 195973975.

It is an arithmetic number, because the mean of its divisors is an integer number (187838607987).

Almost surely, 2^{1001022021022} is an apocalyptic number.

1001022021022 is a deficient number, since it is larger than the sum of its proper divisors (501686842874).

1001022021022 is a wasteful number, since it uses less digits than its factorization.

1001022021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391944122.

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

Adding to 1001022021022 its reverse (2201202201001), we get a palindrome (3202224222023).

The spelling of 1001022021022 in words is "one trillion, one billion, twenty-two million, twenty-one thousand, twenty-two".