10212405899 has 2 divisors, whose sum is σ = 10212405900. Its totient is φ = 10212405898.

The previous prime is 10212405851. The next prime is 10212405901. The reversal of 10212405899 is 99850421201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10212405899 is a prime.

Together with 10212405901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10212405809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106202949 + 5106202950.

It is an arithmetic number, because the mean of its divisors is an integer number (5106202950).

Almost surely, 2^10212405899 is an apocalyptic number.

10212405899 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212405899 is an equidigital number, since it uses as much as digits as its factorization.

10212405899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 41.

The spelling of 10212405899 in words is "ten billion, two hundred twelve million, four hundred five thousand, eight hundred ninety-nine".