12011012121219 has 8 divisors (see below), whose sum is σ = 16014707770560. Its totient is φ = 8007328943016.

The previous prime is 12011012121149. The next prime is 12011012121253. The reversal of 12011012121219 is 91212121011021.

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

It is not a de Polignac number, because 12011012121219 - 2⁹ = 12011012120707 is a prime.

It is a super-2 number, since 2×12011012121219² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12011012121419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574057 + ... + 4934730.

It is an arithmetic number, because the mean of its divisors is an integer number (2001838471320).

Almost surely, 2^{12011012121219} is an apocalyptic number.

12011012121219 is a deficient number, since it is larger than the sum of its proper divisors (4003695649341).

12011012121219 is an equidigital number, since it uses as much as digits as its factorization.

12011012121219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235569.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 12011012121219 in words is "twelve trillion, eleven billion, twelve million, one hundred twenty-one thousand, two hundred nineteen".