212625011 has 2 divisors, whose sum is σ = 212625012. Its totient is φ = 212625010.

The previous prime is 212624999. The next prime is 212625059. The reversal of 212625011 is 110526212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212625011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212625811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106312505 + 106312506.

It is an arithmetic number, because the mean of its divisors is an integer number (106312506).

Almost surely, 2^212625011 is an apocalyptic number.

212625011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212625011 is an equidigital number, since it uses as much as digits as its factorization.

212625011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 212625011 is about 14581.6669486036. Note that the first 3 decimals coincide. The cubic root of 212625011 is about 596.8585914771.

The spelling of 212625011 in words is "two hundred twelve million, six hundred twenty-five thousand, eleven".