12101099873 has 2 divisors, whose sum is σ = 12101099874. Its totient is φ = 12101099872.

The previous prime is 12101099839. The next prime is 12101099897. The reversal of 12101099873 is 37899010121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11005688464 + 1095411409 = 104908^2 + 33097^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101099873 - 2⁶ = 12101099809 is a prime.

It is a super-2 number, since 2×12101099873² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12101099873.

It is not a weakly prime, because it can be changed into another prime (12101099473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050549936 + 6050549937.

It is an arithmetic number, because the mean of its divisors is an integer number (6050549937).

Almost surely, 2^12101099873 is an apocalyptic number.

It is an amenable number.

12101099873 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101099873 is an equidigital number, since it uses as much as digits as its factorization.

12101099873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 41.

The spelling of 12101099873 in words is "twelve billion, one hundred one million, ninety-nine thousand, eight hundred seventy-three".