100212212207 has 2 divisors, whose sum is σ = 100212212208. Its totient is φ = 100212212206.

The previous prime is 100212212203. The next prime is 100212212249. The reversal of 100212212207 is 702212212001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100212212207 - 2² = 100212212203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100212212203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106106103 + 50106106104.

It is an arithmetic number, because the mean of its divisors is an integer number (50106106104).

Almost surely, 2^100212212207 is an apocalyptic number.

100212212207 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212212207 is an equidigital number, since it uses as much as digits as its factorization.

100212212207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 100212212207 its reverse (702212212001), we get a palindrome (802424424208).

The spelling of 100212212207 in words is "one hundred billion, two hundred twelve million, two hundred twelve thousand, two hundred seven".