12101201021084 has 12 divisors (see below), whose sum is σ = 24202402042224. Its totient is φ = 5186229009024.

The previous prime is 12101201021083. The next prime is 12101201021089. The reversal of 12101201021084 is 48012010210121.

It is a happy number.

12101201021084 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101201021083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216092875349 + ... + 216092875404.

It is an arithmetic number, because the mean of its divisors is an integer number (2016866836852).

Almost surely, 2^{12101201021084} is an apocalyptic number.

12101201021084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12101201021084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12101201021084 is a wasteful number, since it uses less digits than its factorization.

12101201021084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432185750764 (or 432185750762 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

The spelling of 12101201021084 in words is "twelve trillion, one hundred one billion, two hundred one million, twenty-one thousand, eighty-four".