22022210222121 has 16 divisors (see below), whose sum is σ = 31102059409344. Its totient is φ = 13812577273344.

The previous prime is 22022210222113. The next prime is 22022210222137. The reversal of 22022210222121 is 12122201222022.

It is not a de Polignac number, because 22022210222121 - 2³ = 22022210222113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022210222021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82367115 + ... + 82634048.

It is an arithmetic number, because the mean of its divisors is an integer number (1943878713084).

Almost surely, 2^{22022210222121} is an apocalyptic number.

It is an amenable number.

22022210222121 is a deficient number, since it is larger than the sum of its proper divisors (9079849187223).

22022210222121 is a wasteful number, since it uses less digits than its factorization.

22022210222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165003800.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22022210222121 its reverse (12122201222022), we get a palindrome (34144411444143).

Subtracting from 22022210222121 its reverse (12122201222022), we obtain a palindrome (9900009000099).

The spelling of 22022210222121 in words is "twenty-two trillion, twenty-two billion, two hundred ten million, two hundred twenty-two thousand, one hundred twenty-one".