22012222221102 has 8 divisors (see below), whose sum is σ = 44024444442216. Its totient is φ = 7337407407032.

The previous prime is 22012222221091. The next prime is 22012222221161. The reversal of 22012222221102 is 20112222221022.

It is a sphenic number, since it is the product of 3 distinct primes.

22012222221102 is an admirable number.

It is a super-2 number, since 2×22012222221102² (a number of 27 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 1834351851753 + ... + 1834351851764.

It is an arithmetic number, because the mean of its divisors is an integer number (5503055555277).

Almost surely, 2^{22012222221102} is an apocalyptic number.

22012222221102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22012222221102 is a wasteful number, since it uses less digits than its factorization.

22012222221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668703703522.

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

Adding to 22012222221102 its reverse (20112222221022), we get a palindrome (42124444442124).

The spelling of 22012222221102 in words is "twenty-two trillion, twelve billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred two".