1012221223327 has 2 divisors, whose sum is σ = 1012221223328. Its totient is φ = 1012221223326.

The previous prime is 1012221223303. The next prime is 1012221223381. The reversal of 1012221223327 is 7233221222101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012221223327 - 2¹¹ = 1012221221279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012221223295 and 1012221223304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012221023327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506110611663 + 506110611664.

It is an arithmetic number, because the mean of its divisors is an integer number (506110611664).

Almost surely, 2^{1012221223327} is an apocalyptic number.

1012221223327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012221223327 is an equidigital number, since it uses as much as digits as its factorization.

1012221223327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 1012221223327 its reverse (7233221222101), we get a palindrome (8245442445428).

The spelling of 1012221223327 in words is "one trillion, twelve billion, two hundred twenty-one million, two hundred twenty-three thousand, three hundred twenty-seven".