12012221020099 has 8 divisors (see below), whose sum is σ = 12194878760208. Its totient is φ = 11829662423040.

The previous prime is 12012221020091. The next prime is 12012221020103. The reversal of 12012221020099 is 99002012221021.

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

It is a cyclic number.

It is not a de Polignac number, because 12012221020099 - 2³ = 12012221020091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12012221020099.

It is not an unprimeable number, because it can be changed into a prime (12012221020091) 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, 24541582 + ... + 25026259.

It is an arithmetic number, because the mean of its divisors is an integer number (1524359845026).

Almost surely, 2^{12012221020099} is an apocalyptic number.

12012221020099 is a deficient number, since it is larger than the sum of its proper divisors (182657740109).

12012221020099 is an equidigital number, since it uses as much as digits as its factorization.

12012221020099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49571525.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 12012221020099 in words is "twelve trillion, twelve billion, two hundred twenty-one million, twenty thousand, ninety-nine".