321421135102 has 8 divisors (see below), whose sum is σ = 484579072296. Its totient is φ = 159894777672.

The previous prime is 321421135069. The next prime is 321421135297. The reversal of 321421135102 is 201531124123.

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

It is a congruent number.

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, 407894448 + ... + 407895235.

It is an arithmetic number, because the mean of its divisors is an integer number (60572384037).

Almost surely, 2^321421135102 is an apocalyptic number.

321421135102 is a deficient number, since it is larger than the sum of its proper divisors (163157937194).

321421135102 is a wasteful number, since it uses less digits than its factorization.

321421135102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815789882.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 321421135102 its reverse (201531124123), we get a palindrome (522952259225).

The spelling of 321421135102 in words is "three hundred twenty-one billion, four hundred twenty-one million, one hundred thirty-five thousand, one hundred two".