20110101199 has 2 divisors, whose sum is σ = 20110101200. Its totient is φ = 20110101198.

The previous prime is 20110101181. The next prime is 20110101217. The reversal of 20110101199 is 99110101102.

It is a balanced prime because it is at equal distance from previous prime (20110101181) and next prime (20110101217).

It is a cyclic number.

It is not a de Polignac number, because 20110101199 - 2⁷ = 20110101071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110131199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055050599 + 10055050600.

It is an arithmetic number, because the mean of its divisors is an integer number (10055050600).

Almost surely, 2^20110101199 is an apocalyptic number.

20110101199 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110101199 is an equidigital number, since it uses as much as digits as its factorization.

20110101199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 25.

The spelling of 20110101199 in words is "twenty billion, one hundred ten million, one hundred one thousand, one hundred ninety-nine".