303021121012 has 6 divisors (see below), whose sum is σ = 530286961778. Its totient is φ = 151510560504.

The previous prime is 303021121003. The next prime is 303021121031. The reversal of 303021121012 is 210121120303.

It can be written as a sum of positive squares in only one way, i.e., 271676543076 + 31344577936 = 521226^2 + 177044^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37877640123 + ... + 37877640130.

Almost surely, 2^303021121012 is an apocalyptic number.

It is an amenable number.

303021121012 is a deficient number, since it is larger than the sum of its proper divisors (227265840766).

303021121012 is a wasteful number, since it uses less digits than its factorization.

303021121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75755280257 (or 75755280255 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 303021121012 its reverse (210121120303), we get a palindrome (513142241315).

The spelling of 303021121012 in words is "three hundred three billion, twenty-one million, one hundred twenty-one thousand, twelve".