214121102310281 has 2 divisors, whose sum is σ = 214121102310282. Its totient is φ = 214121102310280.

The previous prime is 214121102310277. The next prime is 214121102310299. The reversal of 214121102310281 is 182013201121412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197331104356681 + 16789997953600 = 14047459^2 + 4097560^2 .

It is a cyclic number.

It is not a de Polignac number, because 214121102310281 - 2² = 214121102310277 is a prime.

It is a super-2 number, since 2×214121102310281² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (214121102330281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107060551155140 + 107060551155141.

It is an arithmetic number, because the mean of its divisors is an integer number (107060551155141).

Almost surely, 2^{214121102310281} is an apocalyptic number.

It is an amenable number.

214121102310281 is a deficient number, since it is larger than the sum of its proper divisors (1).

214121102310281 is an equidigital number, since it uses as much as digits as its factorization.

214121102310281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 29.

Adding to 214121102310281 its reverse (182013201121412), we get a palindrome (396134303431693).

The spelling of 214121102310281 in words is "two hundred fourteen trillion, one hundred twenty-one billion, one hundred two million, three hundred ten thousand, two hundred eighty-one".