22441343220212 has 12 divisors (see below), whose sum is σ = 44882686440480. Its totient is φ = 9617718522936.

The previous prime is 22441343220187. The next prime is 22441343220251. The reversal of 22441343220212 is 21202234314422.

22441343220212 is an admirable number.

It is a super-2 number, since 2×22441343220212² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400738271762 + ... + 400738271817.

It is an arithmetic number, because the mean of its divisors is an integer number (3740223870040).

Almost surely, 2^{22441343220212} is an apocalyptic number.

It is an amenable number.

22441343220212 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.

22441343220212 is a wasteful number, since it uses less digits than its factorization.

22441343220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801476543590 (or 801476543588 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22441343220212 its reverse (21202234314422), we get a palindrome (43643577534634).

The spelling of 22441343220212 in words is "twenty-two trillion, four hundred forty-one billion, three hundred forty-three million, two hundred twenty thousand, two hundred twelve".