22121100301112 has 64 divisors (see below), whose sum is σ = 42339365884800. Its totient is φ = 10832533810560.

The previous prime is 22121100301109. The next prime is 22121100301117. The reversal of 22121100301112 is 21110300112122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121100301117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584375978 + ... + 584413830.

It is an arithmetic number, because the mean of its divisors is an integer number (661552591950).

Almost surely, 2^{22121100301112} is an apocalyptic number.

It is an amenable number.

22121100301112 is a deficient number, since it is larger than the sum of its proper divisors (20218265583688).

22121100301112 is a wasteful number, since it uses less digits than its factorization.

22121100301112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44196 (or 44192 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 22121100301112 its reverse (21110300112122), we get a palindrome (43231400413234).

The spelling of 22121100301112 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred million, three hundred one thousand, one hundred twelve".