203023022101 has 8 divisors (see below), whose sum is σ = 204149939544. Its totient is φ = 201896878080.

The previous prime is 203023022057. The next prime is 203023022113. The reversal of 203023022101 is 101220320302.

203023022101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14297941476 + 188725080625 = 119574^2 + 434425^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203023022101 - 2⁹ = 203023021589 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 (203023022131) 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 7 ways as a sum of consecutive naturals, for example, 337125 + ... + 720901.

It is an arithmetic number, because the mean of its divisors is an integer number (25518742443).

Almost surely, 2^203023022101 is an apocalyptic number.

It is an amenable number.

203023022101 is a deficient number, since it is larger than the sum of its proper divisors (1126917443).

203023022101 is a wasteful number, since it uses less digits than its factorization.

203023022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386711.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 203023022101 its reverse (101220320302), we get a palindrome (304243342403).

It can be divided in two parts, 20302 and 3022101, that added together give a palindrome (3042403).

The spelling of 203023022101 in words is "two hundred three billion, twenty-three million, twenty-two thousand, one hundred one".