1101423110321 has 4 divisors (see below), whose sum is σ = 1101439383552. Its totient is φ = 1101406837092.

The previous prime is 1101423110317. The next prime is 1101423110329. The reversal of 1101423110321 is 1230113241011.

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 a cyclic number.

It is not a de Polignac number, because 1101423110321 - 2² = 1101423110317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101423110293 and 1101423110302.

It is not an unprimeable number, because it can be changed into a prime (1101423110329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8034665 + ... + 8170598.

It is an arithmetic number, because the mean of its divisors is an integer number (275359845888).

Almost surely, 2^{1101423110321} is an apocalyptic number.

It is an amenable number.

1101423110321 is a deficient number, since it is larger than the sum of its proper divisors (16273231).

1101423110321 is an equidigital number, since it uses as much as digits as its factorization.

1101423110321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16273230.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1101423110321 its reverse (1230113241011), we get a palindrome (2331536351332).

The spelling of 1101423110321 in words is "one trillion, one hundred one billion, four hundred twenty-three million, one hundred ten thousand, three hundred twenty-one".