1000011221022 has 32 divisors (see below), whose sum is σ = 2182092966144. Its totient is φ = 302998939200.

The previous prime is 1000011220987. The next prime is 1000011221029. The reversal of 1000011221022 is 2201221100001.

It is a super-2 number, since 2×1000011221022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000011220989 and 1000011221007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000011221029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286498 + ... + 1442949.

It is an arithmetic number, because the mean of its divisors is an integer number (68190405192).

Almost surely, 2^{1000011221022} is an apocalyptic number.

1000011221022 is an abundant number, since it is smaller than the sum of its proper divisors (1182081745122).

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

1000011221022 is a wasteful number, since it uses less digits than its factorization.

1000011221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738224.

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

Adding to 1000011221022 its reverse (2201221100001), we get a palindrome (3201232321023).

The spelling of 1000011221022 in words is "one trillion, eleven million, two hundred twenty-one thousand, twenty-two".