11122210022021 has 8 divisors (see below), whose sum is σ = 12802543911360. Its totient is φ = 9464737818528.

The previous prime is 11122210022003. The next prime is 11122210022023. The reversal of 11122210022021 is 12022001222111.

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 11122210022021 - 2¹⁸ = 11122209759877 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122210022023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5715420416 + ... + 5715422361.

It is an arithmetic number, because the mean of its divisors is an integer number (1600317988920).

Almost surely, 2^{11122210022021} is an apocalyptic number.

It is an amenable number.

11122210022021 is a deficient number, since it is larger than the sum of its proper divisors (1680333889339).

11122210022021 is a wasteful number, since it uses less digits than its factorization.

11122210022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11430842923.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11122210022021 its reverse (12022001222111), we get a palindrome (23144211244132).

The spelling of 11122210022021 in words is "eleven trillion, one hundred twenty-two billion, two hundred ten million, twenty-two thousand, twenty-one".