212140413223 has 2 divisors, whose sum is σ = 212140413224. Its totient is φ = 212140413222.

The previous prime is 212140413209. The next prime is 212140413259. The reversal of 212140413223 is 322314041212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212140413223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212140413203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106070206611 + 106070206612.

It is an arithmetic number, because the mean of its divisors is an integer number (106070206612).

Almost surely, 2^212140413223 is an apocalyptic number.

212140413223 is a deficient number, since it is larger than the sum of its proper divisors (1).

212140413223 is an equidigital number, since it uses as much as digits as its factorization.

212140413223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 212140413223 its reverse (322314041212), we get a palindrome (534454454435).

The spelling of 212140413223 in words is "two hundred twelve billion, one hundred forty million, four hundred thirteen thousand, two hundred twenty-three".