12120302 has 4 divisors (see below), whose sum is σ = 18180456. Its totient is φ = 6060150.

The previous prime is 12120301. The next prime is 12120307. The reversal of 12120302 is 20302121.

12120302 = 2009² + 2010² + 2011².

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030074 + ... + 3030077.

It is an arithmetic number, because the mean of its divisors is an integer number (4545114).

Almost surely, 2^12120302 is an apocalyptic number.

12120302 is a deficient number, since it is larger than the sum of its proper divisors (6060154).

12120302 is an equidigital number, since it uses as much as digits as its factorization.

12120302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6060153.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12120302 is about 3481.4224104524. The cubic root of 12120302 is about 229.7053694305.

Adding to 12120302 its reverse (20302121), we get a palindrome (32422423).

It can be divided in two parts, 121 and 20302, that multiplied together give a palindrome (2456542).

The spelling of 12120302 in words is "twelve million, one hundred twenty thousand, three hundred two".