1001201221022 has 8 divisors (see below), whose sum is σ = 1501835939256. Its totient is φ = 500589241272.

The previous prime is 1001201220997. The next prime is 1001201221049. The reversal of 1001201221022 is 2201221021001.

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

It is a super-3 number, since 3×1001201221022³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001201220988 and 1001201221006.

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, 5574113 + ... + 5750924.

It is an arithmetic number, because the mean of its divisors is an integer number (187729492407).

Almost surely, 2^{1001201221022} is an apocalyptic number.

1001201221022 is a deficient number, since it is larger than the sum of its proper divisors (500634718234).

1001201221022 is a wasteful number, since it uses less digits than its factorization.

1001201221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11369242.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1001201221022 its reverse (2201221021001), we get a palindrome (3202422242023).

The spelling of 1001201221022 in words is "one trillion, one billion, two hundred one million, two hundred twenty-one thousand, twenty-two".