212011120199999 has 2 divisors, whose sum is σ = 212011120200000. Its totient is φ = 212011120199998.

The previous prime is 212011120199927. The next prime is 212011120200029. The reversal of 212011120199999 is 999991021110212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212011120199999 - 2³² = 212006825232703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212011120199909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005560099999 + 106005560100000.

It is an arithmetic number, because the mean of its divisors is an integer number (106005560100000).

Almost surely, 2^{212011120199999} is an apocalyptic number.

212011120199999 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011120199999 is an equidigital number, since it uses as much as digits as its factorization.

212011120199999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 56.

The spelling of 212011120199999 in words is "two hundred twelve trillion, eleven billion, one hundred twenty million, one hundred ninety-nine thousand, nine hundred ninety-nine".