20214412243 has 2 divisors, whose sum is σ = 20214412244. Its totient is φ = 20214412242.

The previous prime is 20214412223. The next prime is 20214412249. The reversal of 20214412243 is 34221441202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20214412243 - 2²¹ = 20212315091 is a prime.

It is not a weakly prime, because it can be changed into another prime (20214412249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10107206121 + 10107206122.

It is an arithmetic number, because the mean of its divisors is an integer number (10107206122).

Almost surely, 2^20214412243 is an apocalyptic number.

20214412243 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214412243 is an equidigital number, since it uses as much as digits as its factorization.

20214412243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20214412243 its reverse (34221441202), we get a palindrome (54435853445).

The spelling of 20214412243 in words is "twenty billion, two hundred fourteen million, four hundred twelve thousand, two hundred forty-three".