106211522 has 4 divisors (see below), whose sum is σ = 159317286. Its totient is φ = 53105760.

The previous prime is 106211513. The next prime is 106211533. The reversal of 106211522 is 225112601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225112601 = 7 ⋅32158943.

It can be written as a sum of positive squares in only one way, i.e., 62267881 + 43943641 = 7891^2 + 6629^2 .

It is a super-2 number, since 2×106211522² = 22561774811112968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106211494 and 106211503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26552879 + ... + 26552882.

Almost surely, 2^106211522 is an apocalyptic number.

106211522 is a deficient number, since it is larger than the sum of its proper divisors (53105764).

106211522 is an equidigital number, since it uses as much as digits as its factorization.

106211522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53105763.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 106211522 is about 10305.8974378751. The cubic root of 106211522 is about 473.5769368078.

The spelling of 106211522 in words is "one hundred six million, two hundred eleven thousand, five hundred twenty-two".