1321000000102 has 8 divisors (see below), whose sum is σ = 1992447514512. Its totient is φ = 656850828600.

The previous prime is 1321000000093. The next prime is 1321000000121. The reversal of 1321000000102 is 2010000001231.

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, 1824585274 + ... + 1824585997.

It is an arithmetic number, because the mean of its divisors is an integer number (249055939314).

Almost surely, 2^{1321000000102} is an apocalyptic number.

1321000000102 is a deficient number, since it is larger than the sum of its proper divisors (671447514410).

1321000000102 is a wasteful number, since it uses less digits than its factorization.

1321000000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649171454.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1321000000102 its reverse (2010000001231), we get a palindrome (3331000001333).

The spelling of 1321000000102 in words is "one trillion, three hundred twenty-one billion, one hundred two", and thus it is an aban number.