221012324201147 has 2 divisors, whose sum is σ = 221012324201148. Its totient is φ = 221012324201146.

The previous prime is 221012324201087. The next prime is 221012324201173. The reversal of 221012324201147 is 741102423210122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221012324201147 - 2⁴⁶ = 150643580023483 is a prime.

It is a super-2 number, since 2×221012324201147² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (221012324201947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110506162100573 + 110506162100574.

It is an arithmetic number, because the mean of its divisors is an integer number (110506162100574).

Almost surely, 2^{221012324201147} is an apocalyptic number.

221012324201147 is a deficient number, since it is larger than the sum of its proper divisors (1).

221012324201147 is an equidigital number, since it uses as much as digits as its factorization.

221012324201147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

Adding to 221012324201147 its reverse (741102423210122), we get a palindrome (962114747411269).

The spelling of 221012324201147 in words is "two hundred twenty-one trillion, twelve billion, three hundred twenty-four million, two hundred one thousand, one hundred forty-seven".