1113100100321 has 4 divisors (see below), whose sum is σ = 1214291018544. Its totient is φ = 1011909182100.

The previous prime is 1113100100303. The next prime is 1113100100339. The reversal of 1113100100321 is 1230010013111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1113100100303) and next prime (1113100100339).

It is a cyclic number.

It is not a de Polignac number, because 1113100100321 - 2¹⁴ = 1113100083937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113100100296 and 1113100100305.

It is not an unprimeable number, because it can be changed into a prime (1113100100341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50595459095 + ... + 50595459116.

It is an arithmetic number, because the mean of its divisors is an integer number (303572754636).

Almost surely, 2^{1113100100321} is an apocalyptic number.

1113100100321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1113100100321 is a deficient number, since it is larger than the sum of its proper divisors (101190918223).

1113100100321 is a wasteful number, since it uses less digits than its factorization.

1113100100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101190918222.

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

Adding to 1113100100321 its reverse (1230010013111), we get a palindrome (2343110113432).

The spelling of 1113100100321 in words is "one trillion, one hundred thirteen billion, one hundred million, one hundred thousand, three hundred twenty-one".