203320021104407 has 2 divisors, whose sum is σ = 203320021104408. Its totient is φ = 203320021104406.

The previous prime is 203320021104383. The next prime is 203320021104451. The reversal of 203320021104407 is 704401120023302.

203320021104407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203320021104407 - 2¹² = 203320021100311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203320021104407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203320021104307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101660010552203 + 101660010552204.

It is an arithmetic number, because the mean of its divisors is an integer number (101660010552204).

Almost surely, 2^{203320021104407} is an apocalyptic number.

203320021104407 is a deficient number, since it is larger than the sum of its proper divisors (1).

203320021104407 is an equidigital number, since it uses as much as digits as its factorization.

203320021104407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 203320021104407 its reverse (704401120023302), we get a palindrome (907721141127709).

The spelling of 203320021104407 in words is "two hundred three trillion, three hundred twenty billion, twenty-one million, one hundred four thousand, four hundred seven".