100000121212183 has 2 divisors, whose sum is σ = 100000121212184. Its totient is φ = 100000121212182.

The previous prime is 100000121212109. The next prime is 100000121212261. The reversal of 100000121212183 is 381212121000001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100000121212183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100000121210183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000060606091 + 50000060606092.

It is an arithmetic number, because the mean of its divisors is an integer number (50000060606092).

Almost surely, 2^{100000121212183} is an apocalyptic number.

100000121212183 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000121212183 is an equidigital number, since it uses as much as digits as its factorization.

100000121212183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 100000121212183 its reverse (381212121000001), we get a palindrome (481212242212184).

The spelling of 100000121212183 in words is "one hundred trillion, one hundred twenty-one million, two hundred twelve thousand, one hundred eighty-three".