11022212002021 has 16 divisors (see below), whose sum is σ = 12659795231040. Its totient is φ = 9490781905920.

The previous prime is 11022212002019. The next prime is 11022212002027. The reversal of 11022212002021 is 12020021222011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11022212002021 - 2¹ = 11022212002019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11022212001986 and 11022212002004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022212002027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4666170 + ... + 6619483.

It is an arithmetic number, because the mean of its divisors is an integer number (791237201940).

Almost surely, 2^{11022212002021} is an apocalyptic number.

11022212002021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11022212002021 is a deficient number, since it is larger than the sum of its proper divisors (1637583229019).

11022212002021 is a wasteful number, since it uses less digits than its factorization.

11022212002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11290356.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11022212002021 its reverse (12020021222011), we get a palindrome (23042233224032).

The spelling of 11022212002021 in words is "eleven trillion, twenty-two billion, two hundred twelve million, two thousand, twenty-one".