201024040099 has 2 divisors, whose sum is σ = 201024040100. Its totient is φ = 201024040098.

The previous prime is 201024040097. The next prime is 201024040159. The reversal of 201024040099 is 990040420102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201024040099 - 2¹ = 201024040097 is a prime.

It is a super-3 number, since 3×201024040099³ (a number of 35 digits) contains 333 as substring.

Together with 201024040097, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201024040099.

It is not a weakly prime, because it can be changed into another prime (201024040097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100512020049 + 100512020050.

It is an arithmetic number, because the mean of its divisors is an integer number (100512020050).

Almost surely, 2^201024040099 is an apocalyptic number.

201024040099 is a deficient number, since it is larger than the sum of its proper divisors (1).

201024040099 is an equidigital number, since it uses as much as digits as its factorization.

201024040099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 201024040099 in words is "two hundred one billion, twenty-four million, forty thousand, ninety-nine".