101222224 has 10 divisors (see below), whose sum is σ = 196118090. Its totient is φ = 50611104.

The previous prime is 101222213. The next prime is 101222227. The reversal of 101222224 is 422222101.

It can be written as a sum of positive squares in only one way, i.e., 51265600 + 49956624 = 7160^2 + 7068^2 .

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 6326389 = 101222224 / (1 + 0 + 1 + 2 + 2 + 2 + 2 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 101222198 and 101222207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163179 + ... + 3163210.

It is an arithmetic number, because the mean of its divisors is an integer number (19611809).

Almost surely, 2^101222224 is an apocalyptic number.

It is an amenable number.

101222224 is a deficient number, since it is larger than the sum of its proper divisors (94895866).

101222224 is an equidigital number, since it uses as much as digits as its factorization.

101222224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326397 (or 6326391 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 101222224 is about 10060.9256035417. The cubic root of 101222224 is about 466.0422515062.

Adding to 101222224 its reverse (422222101), we get a palindrome (523444325).

The spelling of 101222224 in words is "one hundred one million, two hundred twenty-two thousand, two hundred twenty-four".