212041400399 has 2 divisors, whose sum is σ = 212041400400. Its totient is φ = 212041400398.

The previous prime is 212041400377. The next prime is 212041400413. The reversal of 212041400399 is 993004140212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212041400399 - 2¹⁶ = 212041334863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212041400359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106020700199 + 106020700200.

It is an arithmetic number, because the mean of its divisors is an integer number (106020700200).

Almost surely, 2^212041400399 is an apocalyptic number.

212041400399 is a deficient number, since it is larger than the sum of its proper divisors (1).

212041400399 is an equidigital number, since it uses as much as digits as its factorization.

212041400399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 212041400399 in words is "two hundred twelve billion, forty-one million, four hundred thousand, three hundred ninety-nine".