120645202 has 16 divisors (see below), whose sum is σ = 183855960. Its totient is φ = 59363712.

The previous prime is 120645169. The next prime is 120645221. The reversal of 120645202 is 202546021.

It can be written as a sum of positive squares in 4 ways, for example, as 77598481 + 43046721 = 8809^2 + 6561^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 112324 + ... + 113392.

Almost surely, 2^120645202 is an apocalyptic number.

120645202 is a deficient number, since it is larger than the sum of its proper divisors (63210758).

120645202 is a wasteful number, since it uses less digits than its factorization.

120645202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 120645202 is about 10983.8609787269. The cubic root of 120645202 is about 494.1248380045.

The spelling of 120645202 in words is "one hundred twenty million, six hundred forty-five thousand, two hundred two".