120206426 has 16 divisors (see below), whose sum is σ = 191937600. Its totient is φ = 56298528.

The previous prime is 120206393. The next prime is 120206431. The reversal of 120206426 is 624602021.

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, 14390 + ... + 21153.

It is an arithmetic number, because the mean of its divisors is an integer number (11996100).

Almost surely, 2^120206426 is an apocalyptic number.

120206426 is a deficient number, since it is larger than the sum of its proper divisors (71731174).

120206426 is a wasteful number, since it uses less digits than its factorization.

120206426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35653.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 120206426 is about 10963.8691163293. The cubic root of 120206426 is about 493.5250807867.

Adding to 120206426 its reverse (624602021), we get a palindrome (744808447).

The spelling of 120206426 in words is "one hundred twenty million, two hundred six thousand, four hundred twenty-six".