121010000221219 has 2 divisors, whose sum is σ = 121010000221220. Its totient is φ = 121010000221218.

The previous prime is 121010000221151. The next prime is 121010000221241. The reversal of 121010000221219 is 912122000010121.

It is an a-pointer prime, because the next prime (121010000221241) can be obtained adding 121010000221219 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121010000221219 is a prime.

It is a super-2 number, since 2×121010000221219² (a number of 29 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 121010000221219.

It is not a weakly prime, because it can be changed into another prime (121010000221259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505000110609 + 60505000110610.

It is an arithmetic number, because the mean of its divisors is an integer number (60505000110610).

Almost surely, 2^{121010000221219} is an apocalyptic number.

121010000221219 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010000221219 is an equidigital number, since it uses as much as digits as its factorization.

121010000221219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 121010000221219 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-one thousand, two hundred nineteen".