220341544499969 has 2 divisors, whose sum is σ = 220341544499970. Its totient is φ = 220341544499968.

The previous prime is 220341544499899. The next prime is 220341544500017. The reversal of 220341544499969 is 969994445143022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112380882970225 + 107960661529744 = 10600985^2 + 10390412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220341544499969 is a prime.

It is a super-2 number, since 2×220341544499969² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (220341544499569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110170772249984 + 110170772249985.

It is an arithmetic number, because the mean of its divisors is an integer number (110170772249985).

Almost surely, 2^{220341544499969} is an apocalyptic number.

It is an amenable number.

220341544499969 is a deficient number, since it is larger than the sum of its proper divisors (1).

220341544499969 is an equidigital number, since it uses as much as digits as its factorization.

220341544499969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604661760, while the sum is 71.

The spelling of 220341544499969 in words is "two hundred twenty trillion, three hundred forty-one billion, five hundred forty-four million, four hundred ninety-nine thousand, nine hundred sixty-nine".