21112000120222 has 16 divisors (see below), whose sum is σ = 34556583711744. Its totient is φ = 9593676351000.

The previous prime is 21112000120207. The next prime is 21112000120243. The reversal of 21112000120222 is 22202100021112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 21112000120196 and 21112000120205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134286654 + ... + 134443777.

It is an arithmetic number, because the mean of its divisors is an integer number (2159786481984).

Almost surely, 2^{21112000120222} is an apocalyptic number.

21112000120222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21112000120222 is a deficient number, since it is larger than the sum of its proper divisors (13444583591522).

21112000120222 is a wasteful number, since it uses less digits than its factorization.

21112000120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268734015.

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

Adding to 21112000120222 its reverse (22202100021112), we get a palindrome (43314100141334).

The spelling of 21112000120222 in words is "twenty-one trillion, one hundred twelve billion, one hundred twenty thousand, two hundred twenty-two".