212010221107 has 2 divisors, whose sum is σ = 212010221108. Its totient is φ = 212010221106.

The previous prime is 212010221057. The next prime is 212010221147. The reversal of 212010221107 is 701122010212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212010221107 - 2²³ = 212001832499 is a prime.

It is not a weakly prime, because it can be changed into another prime (212010221147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005110553 + 106005110554.

It is an arithmetic number, because the mean of its divisors is an integer number (106005110554).

Almost surely, 2^212010221107 is an apocalyptic number.

212010221107 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010221107 is an equidigital number, since it uses as much as digits as its factorization.

212010221107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 212010221107 its reverse (701122010212), we get a palindrome (913132231319).

The spelling of 212010221107 in words is "two hundred twelve billion, ten million, two hundred twenty-one thousand, one hundred seven".