221110212099983 has 2 divisors, whose sum is σ = 221110212099984. Its totient is φ = 221110212099982.

The previous prime is 221110212099979. The next prime is 221110212100021. The reversal of 221110212099983 is 389990212011122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221110212099983 - 2² = 221110212099979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221110212099383) 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, 110555106049991 + 110555106049992.

It is an arithmetic number, because the mean of its divisors is an integer number (110555106049992).

Almost surely, 2^{221110212099983} is an apocalyptic number.

221110212099983 is a deficient number, since it is larger than the sum of its proper divisors (1).

221110212099983 is an equidigital number, since it uses as much as digits as its factorization.

221110212099983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 50.

The spelling of 221110212099983 in words is "two hundred twenty-one trillion, one hundred ten billion, two hundred twelve million, ninety-nine thousand, nine hundred eighty-three".