101423123003 has 16 divisors (see below), whose sum is σ = 109201957920. Its totient is φ = 93859084800.

The previous prime is 101423122973. The next prime is 101423123029. The reversal of 101423123003 is 300321324101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101423123003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101423123803) 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 15 ways as a sum of consecutive naturals, for example, 33833 + ... + 451653.

It is an arithmetic number, because the mean of its divisors is an integer number (6825122370).

Almost surely, 2^101423123003 is an apocalyptic number.

101423123003 is a deficient number, since it is larger than the sum of its proper divisors (7778834917).

101423123003 is a wasteful number, since it uses less digits than its factorization.

101423123003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418078.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 101423123003 its reverse (300321324101), we get a palindrome (401744447104).

The spelling of 101423123003 in words is "one hundred one billion, four hundred twenty-three million, one hundred twenty-three thousand, three".