1103113123321 has 8 divisors (see below), whose sum is σ = 1226101722624. Its totient is φ = 983908788720.

The previous prime is 1103113123319. The next prime is 1103113123361. The reversal of 1103113123321 is 1233213113011.

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

It is not a de Polignac number, because 1103113123321 - 2¹ = 1103113123319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103113123292 and 1103113123301.

It is not an unprimeable number, because it can be changed into a prime (1103113123361) 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, 946065561 + ... + 946066726.

It is an arithmetic number, because the mean of its divisors is an integer number (153262715328).

Almost surely, 2^{1103113123321} is an apocalyptic number.

1103113123321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1103113123321 is a deficient number, since it is larger than the sum of its proper divisors (122988599303).

1103113123321 is a wasteful number, since it uses less digits than its factorization.

1103113123321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892132351.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1103113123321 its reverse (1233213113011), we get a palindrome (2336326236332).

The spelling of 1103113123321 in words is "one trillion, one hundred three billion, one hundred thirteen million, one hundred twenty-three thousand, three hundred twenty-one".