101443403023 has 4 divisors (see below), whose sum is σ = 101516860888. Its totient is φ = 101369945160.

The previous prime is 101443403003. The next prime is 101443403057. The reversal of 101443403023 is 320304344101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101443403023 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 (101443403003) 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, 36726861 + ... + 36729622.

It is an arithmetic number, because the mean of its divisors is an integer number (25379215222).

Almost surely, 2^101443403023 is an apocalyptic number.

101443403023 is a deficient number, since it is larger than the sum of its proper divisors (73457865).

101443403023 is an equidigital number, since it uses as much as digits as its factorization.

101443403023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73457864.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 101443403023 its reverse (320304344101), we get a palindrome (421747747124).

The spelling of 101443403023 in words is "one hundred one billion, four hundred forty-three million, four hundred three thousand, twenty-three".