101023113203 has 4 divisors (see below), whose sum is σ = 101186317560. Its totient is φ = 100859908848.

The previous prime is 101023113161. The next prime is 101023113209. The reversal of 101023113203 is 302311320101.

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 101023113203 - 2⁸ = 101023112947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101023113209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81601250 + ... + 81602487.

It is an arithmetic number, because the mean of its divisors is an integer number (25296579390).

Almost surely, 2^101023113203 is an apocalyptic number.

101023113203 is a deficient number, since it is larger than the sum of its proper divisors (163204357).

101023113203 is an equidigital number, since it uses as much as digits as its factorization.

101023113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163204356.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 101023113203 its reverse (302311320101), we get a palindrome (403334433304).

The spelling of 101023113203 in words is "one hundred one billion, twenty-three million, one hundred thirteen thousand, two hundred three".