12221133132012 has 96 divisors (see below), whose sum is σ = 34510253944320. Its totient is φ = 3286019404800.

The previous prime is 12221133131947. The next prime is 12221133132053. The reversal of 12221133132012 is 21023133112221.

It is a super-2 number, since 2×12221133132012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13706439 + ... + 14570817.

It is an arithmetic number, because the mean of its divisors is an integer number (359481811920).

Almost surely, 2^{12221133132012} is an apocalyptic number.

12221133132012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12221133132012 is an abundant number, since it is smaller than the sum of its proper divisors (22289120812308).

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

12221133132012 is a wasteful number, since it uses less digits than its factorization.

12221133132012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874311 (or 874309 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12221133132012 its reverse (21023133112221), we get a palindrome (33244266244233).

The spelling of 12221133132012 in words is "twelve trillion, two hundred twenty-one billion, one hundred thirty-three million, one hundred thirty-two thousand, twelve".