23201212219 has 2 divisors, whose sum is σ = 23201212220. Its totient is φ = 23201212218.

The previous prime is 23201212217. The next prime is 23201212259. The reversal of 23201212219 is 91221210232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23201212219 - 2¹ = 23201212217 is a prime.

It is a super-2 number, since 2×23201212219² (a number of 22 digits) contains 22 as substring.

Together with 23201212217, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 23201212193 and 23201212202.

It is not a weakly prime, because it can be changed into another prime (23201212217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600606109 + 11600606110.

It is an arithmetic number, because the mean of its divisors is an integer number (11600606110).

Almost surely, 2^23201212219 is an apocalyptic number.

23201212219 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201212219 is an equidigital number, since it uses as much as digits as its factorization.

23201212219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 23201212219 in words is "twenty-three billion, two hundred one million, two hundred twelve thousand, two hundred nineteen".