21230200232203 has 2 divisors, whose sum is σ = 21230200232204. Its totient is φ = 21230200232202.

The previous prime is 21230200232183. The next prime is 21230200232221. The reversal of 21230200232203 is 30223200203212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21230200232203 - 2²⁵ = 21230166677771 is a prime.

It is a super-3 number, since 3×21230200232203³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (21230200262203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10615100116101 + 10615100116102.

It is an arithmetic number, because the mean of its divisors is an integer number (10615100116102).

Almost surely, 2^{21230200232203} is an apocalyptic number.

21230200232203 is a deficient number, since it is larger than the sum of its proper divisors (1).

21230200232203 is an equidigital number, since it uses as much as digits as its factorization.

21230200232203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 21230200232203 its reverse (30223200203212), we get a palindrome (51453400435415).

The spelling of 21230200232203 in words is "twenty-one trillion, two hundred thirty billion, two hundred million, two hundred thirty-two thousand, two hundred three".