121230321002 has 8 divisors (see below), whose sum is σ = 207823407456. Its totient is φ = 51955851852.

The previous prime is 121230320993. The next prime is 121230321011. The reversal of 121230321002 is 200123032121.

It is an interprime number because it is at equal distance from previous prime (121230320993) and next prime (121230321011).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4329654308 + ... + 4329654335.

It is an arithmetic number, because the mean of its divisors is an integer number (25977925932).

Almost surely, 2^121230321002 is an apocalyptic number.

121230321002 is a deficient number, since it is larger than the sum of its proper divisors (86593086454).

121230321002 is an equidigital number, since it uses as much as digits as its factorization.

121230321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8659308652.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 121230321002 its reverse (200123032121), we get a palindrome (321353353123).

The spelling of 121230321002 in words is "one hundred twenty-one billion, two hundred thirty million, three hundred twenty-one thousand, two".