101203039 has 12 divisors (see below), whose sum is σ = 117309936. Its totient is φ = 85525632.

The previous prime is 101203027. The next prime is 101203043. The reversal of 101203039 is 930302101.

It is not a de Polignac number, because 101203039 - 2⁹ = 101202527 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 (101203009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35947 + ... + 38659.

It is an arithmetic number, because the mean of its divisors is an integer number (9775828).

Almost surely, 2^101203039 is an apocalyptic number.

101203039 is a deficient number, since it is larger than the sum of its proper divisors (16106897).

101203039 is an frugal number, since it uses more digits than its factorization.

101203039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866 (or 2793 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 101203039 is about 10059.9721172576. The cubic root of 101203039 is about 466.0128061098.

The spelling of 101203039 in words is "one hundred one million, two hundred three thousand, thirty-nine".