1101023223451 has 4 divisors (see below), whose sum is σ = 1101724067304. Its totient is φ = 1100322379600.

The previous prime is 1101023223427. The next prime is 1101023223467. The reversal of 1101023223451 is 1543223201011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101023223451 - 2¹⁹ = 1101022699163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101023226451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350419570 + ... + 350422711.

It is an arithmetic number, because the mean of its divisors is an integer number (275431016826).

Almost surely, 2^{1101023223451} is an apocalyptic number.

1101023223451 is a deficient number, since it is larger than the sum of its proper divisors (700843853).

1101023223451 is an equidigital number, since it uses as much as digits as its factorization.

1101023223451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700843852.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1101023223451 its reverse (1543223201011), we get a palindrome (2644246424462).

The spelling of 1101023223451 in words is "one trillion, one hundred one billion, twenty-three million, two hundred twenty-three thousand, four hundred fifty-one".