106202066 has 4 divisors (see below), whose sum is σ = 159303102. Its totient is φ = 53101032.

The previous prime is 106202059. The next prime is 106202071. The reversal of 106202066 is 660202601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660202601 = 139 ⋅4749659.

It can be written as a sum of positive squares in only one way, i.e., 78943225 + 27258841 = 8885^2 + 5221^2 .

It is a super-2 number, since 2×106202066² = 22557757645336712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26550515 + ... + 26550518.

Almost surely, 2^106202066 is an apocalyptic number.

106202066 is a deficient number, since it is larger than the sum of its proper divisors (53101036).

106202066 is an equidigital number, since it uses as much as digits as its factorization.

106202066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53101035.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 106202066 is about 10305.4386612119. The cubic root of 106202066 is about 473.5628822233.

Adding to 106202066 its reverse (660202601), we get a palindrome (766404667).

The spelling of 106202066 in words is "one hundred six million, two hundred two thousand, sixty-six".