11001021210022 has 4 divisors (see below), whose sum is σ = 16501531815036. Its totient is φ = 5500510605010.

The previous prime is 11001021210013. The next prime is 11001021210041. The reversal of 11001021210022 is 22001212010011.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 11001021209984 and 11001021210011.

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 as a sum of consecutive naturals, namely, 2750255302504 + ... + 2750255302507.

It is an arithmetic number, because the mean of its divisors is an integer number (4125382953759).

Almost surely, 2^{11001021210022} is an apocalyptic number.

11001021210022 is a deficient number, since it is larger than the sum of its proper divisors (5500510605014).

11001021210022 is an equidigital number, since it uses as much as digits as its factorization.

11001021210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500510605013.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11001021210022 its reverse (22001212010011), we get a palindrome (33002233220033).

The spelling of 11001021210022 in words is "eleven trillion, one billion, twenty-one million, two hundred ten thousand, twenty-two".