212099743 has 2 divisors, whose sum is σ = 212099744. Its totient is φ = 212099742.

The previous prime is 212099729. The next prime is 212099747. The reversal of 212099743 is 347990212.

212099743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212099743 - 2⁵ = 212099711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212099747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106049871 + 106049872.

It is an arithmetic number, because the mean of its divisors is an integer number (106049872).

Almost surely, 2^212099743 is an apocalyptic number.

212099743 is a deficient number, since it is larger than the sum of its proper divisors (1).

212099743 is an equidigital number, since it uses as much as digits as its factorization.

212099743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 212099743 is about 14563.6445644626. The cubic root of 212099743 is about 596.3666938130.

The spelling of 212099743 in words is "two hundred twelve million, ninety-nine thousand, seven hundred forty-three".