106621202 has 4 divisors (see below), whose sum is σ = 159931806. Its totient is φ = 53310600.

The previous prime is 106621181. The next prime is 106621223. The reversal of 106621202 is 202126601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202126601 = 3739 ⋅54059.

It is an interprime number because it is at equal distance from previous prime (106621181) and next prime (106621223).

It can be written as a sum of positive squares in only one way, i.e., 103449241 + 3171961 = 10171^2 + 1781^2 .

It is a super-2 number, since 2×106621202² = 22736161431849608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26655299 + ... + 26655302.

Almost surely, 2^106621202 is an apocalyptic number.

106621202 is a deficient number, since it is larger than the sum of its proper divisors (53310604).

106621202 is an equidigital number, since it uses as much as digits as its factorization.

106621202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53310603.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 106621202 is about 10325.7543065870. The cubic root of 106621202 is about 474.1850506197.

Adding to 106621202 its reverse (202126601), we get a palindrome (308747803).

The spelling of 106621202 in words is "one hundred six million, six hundred twenty-one thousand, two hundred two".