120202156 has 24 divisors (see below), whose sum is σ = 212805936. Its totient is φ = 59404800.

The previous prime is 120202153. The next prime is 120202193. The reversal of 120202156 is 651202021.

It is not an unprimeable number, because it can be changed into a prime (120202153) by changing a digit.

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, 219475 + ... + 220021.

It is an arithmetic number, because the mean of its divisors is an integer number (8866914).

Almost surely, 2^120202156 is an apocalyptic number.

It is an amenable number.

120202156 is a deficient number, since it is larger than the sum of its proper divisors (92603780).

120202156 is a wasteful number, since it uses less digits than its factorization.

120202156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 120202156 is about 10963.6743840740. The cubic root of 120202156 is about 493.5192370141.

Adding to 120202156 its reverse (651202021), we get a palindrome (771404177).

The spelling of 120202156 in words is "one hundred twenty million, two hundred two thousand, one hundred fifty-six".