12221202230331 has 64 divisors (see below), whose sum is σ = 17631040006656. Its totient is φ = 7501279385600.

The previous prime is 12221202230317. The next prime is 12221202230423. The reversal of 12221202230331 is 13303220212221.

It is a cyclic number.

It is not a de Polignac number, because 12221202230331 - 2²⁵ = 12221168675899 is a prime.

It is a super-2 number, since 2×12221202230331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12221202230431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1694796316 + ... + 1694803526.

It is an arithmetic number, because the mean of its divisors is an integer number (275485000104).

Almost surely, 2^{12221202230331} is an apocalyptic number.

12221202230331 is a deficient number, since it is larger than the sum of its proper divisors (5409837776325).

12221202230331 is a wasteful number, since it uses less digits than its factorization.

12221202230331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9052.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12221202230331 its reverse (13303220212221), we get a palindrome (25524422442552).

The spelling of 12221202230331 in words is "twelve trillion, two hundred twenty-one billion, two hundred two million, two hundred thirty thousand, three hundred thirty-one".