203324010213021 has 16 divisors (see below), whose sum is σ = 275857274833536. Its totient is φ = 133184163326976.

The previous prime is 203324010213019. The next prime is 203324010213031. The reversal of 203324010213021 is 120312010423302.

It is not a de Polignac number, because 203324010213021 - 2¹ = 203324010213019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203324010212982 and 203324010213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203324010213031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764999700 + ... + 1765114893.

It is an arithmetic number, because the mean of its divisors is an integer number (17241079677096).

Almost surely, 2^{203324010213021} is an apocalyptic number.

It is an amenable number.

203324010213021 is a deficient number, since it is larger than the sum of its proper divisors (72533264620515).

203324010213021 is a wasteful number, since it uses less digits than its factorization.

203324010213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3530114932.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 203324010213021 its reverse (120312010423302), we get a palindrome (323636020636323).

The spelling of 203324010213021 in words is "two hundred three trillion, three hundred twenty-four billion, ten million, two hundred thirteen thousand, twenty-one".