2101204207 has 2 divisors, whose sum is σ = 2101204208. Its totient is φ = 2101204206.

The previous prime is 2101204201. The next prime is 2101204213. The reversal of 2101204207 is 7024021012.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2101204201) and next prime (2101204213).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101204207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101204201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050602103 + 1050602104.

It is an arithmetic number, because the mean of its divisors is an integer number (1050602104).

Almost surely, 2^2101204207 is an apocalyptic number.

2101204207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101204207 is an equidigital number, since it uses as much as digits as its factorization.

2101204207 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 19.

The square root of 2101204207 is about 45838.8940420687. The cubic root of 2101204207 is about 1280.8238931984.

Adding to 2101204207 its reverse (7024021012), we get a palindrome (9125225219).

The spelling of 2101204207 in words is "two billion, one hundred one million, two hundred four thousand, two hundred seven".