11121210020022 has 16 divisors (see below), whose sum is σ = 22335484561920. Its totient is φ = 3691559253032.

The previous prime is 11121210020003. The next prime is 11121210020029. The reversal of 11121210020022 is 22002001212111.

It is a junction number, because it is equal to n+sod(n) for n = 11121210019983 and 11121210020010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121210020029) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3877686858 + ... + 3877689725.

It is an arithmetic number, because the mean of its divisors is an integer number (1395967785120).

Almost surely, 2^{11121210020022} is an apocalyptic number.

11121210020022 is an abundant number, since it is smaller than the sum of its proper divisors (11214274541898).

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

11121210020022 is a wasteful number, since it uses less digits than its factorization.

11121210020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755376827.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11121210020022 its reverse (22002001212111), we get a palindrome (33123211232133).

The spelling of 11121210020022 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, twenty thousand, twenty-two".