212031029999983 has 2 divisors, whose sum is σ = 212031029999984. Its totient is φ = 212031029999982.

The previous prime is 212031029999959. The next prime is 212031030000019. The reversal of 212031029999983 is 389999920130212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212031029999983 - 2²¹ = 212031027902831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212031029939983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106015514999991 + 106015514999992.

It is an arithmetic number, because the mean of its divisors is an integer number (106015514999992).

Almost surely, 2^{212031029999983} is an apocalyptic number.

212031029999983 is a deficient number, since it is larger than the sum of its proper divisors (1).

212031029999983 is an equidigital number, since it uses as much as digits as its factorization.

212031029999983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34012224, while the sum is 67.

The spelling of 212031029999983 in words is "two hundred twelve trillion, thirty-one billion, twenty-nine million, nine hundred ninety-nine thousand, nine hundred eighty-three".