106551222 has 16 divisors (see below), whose sum is σ = 214781952. Its totient is φ = 35237160.

The previous prime is 106551199. The next prime is 106551271. The reversal of 106551222 is 222155601.

It is a happy number.

It is a super-2 number, since 2×106551222² = 22706325819386568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106551192 and 106551201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69154 + ... + 70677.

It is an arithmetic number, because the mean of its divisors is an integer number (13423872).

Almost surely, 2^106551222 is an apocalyptic number.

106551222 is an abundant number, since it is smaller than the sum of its proper divisors (108230730).

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

106551222 is a wasteful number, since it uses less digits than its factorization.

106551222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139963.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 106551222 is about 10322.3651359560. The cubic root of 106551222 is about 474.0812853529.

The spelling of 106551222 in words is "one hundred six million, five hundred fifty-one thousand, two hundred twenty-two".