121021202000219 has 8 divisors (see below), whose sum is σ = 128176365785760. Its totient is φ = 113870068164736.

The previous prime is 121021202000159. The next prime is 121021202000227. The reversal of 121021202000219 is 912000202120121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121021202000219 - 2²⁰ = 121021200951643 is a prime.

It is a super-2 number, since 2×121021202000219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121021202000194 and 121021202000203.

It is not an unprimeable number, because it can be changed into a prime (121021202000119) 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 in 7 ways as a sum of consecutive naturals, for example, 1007425679 + ... + 1007545800.

It is an arithmetic number, because the mean of its divisors is an integer number (16022045723220).

Almost surely, 2^{121021202000219} is an apocalyptic number.

121021202000219 is a deficient number, since it is larger than the sum of its proper divisors (7155163785541).

121021202000219 is a wasteful number, since it uses less digits than its factorization.

121021202000219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014975029.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 121021202000219 in words is "one hundred twenty-one trillion, twenty-one billion, two hundred two million, two hundred nineteen", and thus it is an aban number.