120202166 has 16 divisors (see below), whose sum is σ = 206739456. Its totient is φ = 51345576.

The previous prime is 120202153. The next prime is 120202193. The reversal of 120202166 is 661202021.

It is a happy number.

It is a super-2 number, since 2×120202166² = 28897121422183112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9686 + ... + 18281.

It is an arithmetic number, because the mean of its divisors is an integer number (12921216).

Almost surely, 2^120202166 is an apocalyptic number.

120202166 is a deficient number, since it is larger than the sum of its proper divisors (86537290).

120202166 is a wasteful number, since it uses less digits than its factorization.

120202166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28283.

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

The square root of 120202166 is about 10963.6748401255. The cubic root of 120202166 is about 493.5192506999.

Adding to 120202166 its reverse (661202021), we get a palindrome (781404187).

The spelling of 120202166 in words is "one hundred twenty million, two hundred two thousand, one hundred sixty-six".