1000002211021 has 8 divisors (see below), whose sum is σ = 1090921970304. Its totient is φ = 909084196320.

The previous prime is 1000002210997. The next prime is 1000002211067. The reversal of 1000002211021 is 1201122000001.

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

It is a cyclic number.

It is not a de Polignac number, because 1000002211021 - 2²⁹ = 999465340109 is a prime.

It is a super-2 number, since 2×1000002211021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000002210989 and 1000002211007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000002211921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955441 + ... + 1706713.

It is an arithmetic number, because the mean of its divisors is an integer number (136365246288).

Almost surely, 2^{1000002211021} is an apocalyptic number.

1000002211021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1000002211021 is a deficient number, since it is larger than the sum of its proper divisors (90919759283).

1000002211021 is a wasteful number, since it uses less digits than its factorization.

1000002211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872291.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1000002211021 its reverse (1201122000001), we get a palindrome (2201124211022).

The spelling of 1000002211021 in words is "one trillion, two million, two hundred eleven thousand, twenty-one".