224320220212 has 12 divisors (see below), whose sum is σ = 428247693216. Its totient is φ = 101963736440.

The previous prime is 224320220177. The next prime is 224320220227. The reversal of 224320220212 is 212022023422.

It is a super-2 number, since 2×224320220212² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 2549093368 + ... + 2549093455.

It is an arithmetic number, because the mean of its divisors is an integer number (35687307768).

Almost surely, 2^224320220212 is an apocalyptic number.

224320220212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

224320220212 is a deficient number, since it is larger than the sum of its proper divisors (203927473004).

224320220212 is a wasteful number, since it uses less digits than its factorization.

224320220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5098186838 (or 5098186836 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 224320220212 its reverse (212022023422), we get a palindrome (436342243634).

It can be divided in two parts, 22 and 4320220212, that added together give a palindrome (4320220234).

The spelling of 224320220212 in words is "two hundred twenty-four billion, three hundred twenty million, two hundred twenty thousand, two hundred twelve".