203211300407 has 2 divisors, whose sum is σ = 203211300408. Its totient is φ = 203211300406.

The previous prime is 203211300353. The next prime is 203211300527. The reversal of 203211300407 is 704003112302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203211300407 - 2²⁰ = 203210251831 is a prime.

It is a super-2 number, since 2×203211300407² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203211300707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101605650203 + 101605650204.

It is an arithmetic number, because the mean of its divisors is an integer number (101605650204).

Almost surely, 2^203211300407 is an apocalyptic number.

203211300407 is a deficient number, since it is larger than the sum of its proper divisors (1).

203211300407 is an equidigital number, since it uses as much as digits as its factorization.

203211300407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 203211300407 its reverse (704003112302), we get a palindrome (907214412709).

The spelling of 203211300407 in words is "two hundred three billion, two hundred eleven million, three hundred thousand, four hundred seven".