1234220341087 has 2 divisors, whose sum is σ = 1234220341088. Its totient is φ = 1234220341086.

The previous prime is 1234220341069. The next prime is 1234220341127. The reversal of 1234220341087 is 7801430224321.

It is a weak prime.

It is an emirp because it is prime and its reverse (7801430224321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234220341087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234220341687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617110170543 + 617110170544.

It is an arithmetic number, because the mean of its divisors is an integer number (617110170544).

Almost surely, 2^{1234220341087} is an apocalyptic number.

1234220341087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234220341087 is an equidigital number, since it uses as much as digits as its factorization.

1234220341087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 1234220341087 in words is "one trillion, two hundred thirty-four billion, two hundred twenty million, three hundred forty-one thousand, eighty-seven".