1321103010101 has 8 divisors (see below), whose sum is σ = 1541956097280. Its totient is φ = 1108280944368.

The previous prime is 1321103010067. The next prime is 1321103010121. The reversal of 1321103010101 is 1010103011231.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1321103010101 - 2¹⁰ = 1321103009077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321103010121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2007755006 + ... + 2007755663.

It is an arithmetic number, because the mean of its divisors is an integer number (192744512160).

Almost surely, 2^{1321103010101} is an apocalyptic number.

It is an amenable number.

1321103010101 is a deficient number, since it is larger than the sum of its proper divisors (220853087179).

1321103010101 is an equidigital number, since it uses as much as digits as its factorization.

1321103010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015510723.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1321103010101 its reverse (1010103011231), we get a palindrome (2331206021332).

The spelling of 1321103010101 in words is "one trillion, three hundred twenty-one billion, one hundred three million, ten thousand, one hundred one".