221413353462607 has 2 divisors, whose sum is σ = 221413353462608. Its totient is φ = 221413353462606.

The previous prime is 221413353462583. The next prime is 221413353462659. The reversal of 221413353462607 is 706264353314122.

It is a happy number.

221413353462607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221413353462607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221413353462407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110706676731303 + 110706676731304.

It is an arithmetic number, because the mean of its divisors is an integer number (110706676731304).

Almost surely, 2^{221413353462607} is an apocalyptic number.

221413353462607 is a deficient number, since it is larger than the sum of its proper divisors (1).

221413353462607 is an equidigital number, since it uses as much as digits as its factorization.

221413353462607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 49.

The spelling of 221413353462607 in words is "two hundred twenty-one trillion, four hundred thirteen billion, three hundred fifty-three million, four hundred sixty-two thousand, six hundred seven".