201105819007 has 2 divisors, whose sum is σ = 201105819008. Its totient is φ = 201105819006.

The previous prime is 201105819001. The next prime is 201105819043. The reversal of 201105819007 is 700918501102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201105819007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201105819001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100552909503 + 100552909504.

It is an arithmetic number, because the mean of its divisors is an integer number (100552909504).

Almost surely, 2^201105819007 is an apocalyptic number.

201105819007 is a deficient number, since it is larger than the sum of its proper divisors (1).

201105819007 is an equidigital number, since it uses as much as digits as its factorization.

201105819007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 34.

The spelling of 201105819007 in words is "two hundred one billion, one hundred five million, eight hundred nineteen thousand, seven".