66223337103 has 96 divisors (see below), whose sum is σ = 124774820352. Its totient is φ = 34096204800.

The previous prime is 66223337093. The next prime is 66223337113. The reversal of 66223337103 is 30173332266.

66223337103 is a `hidden beast` number, since 66 + 223 + 3 + 371 + 0 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (66223337093) and next prime (66223337113).

It is not a de Polignac number, because 66223337103 - 2⁶ = 66223337039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66223337113) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2098683 + ... + 2130003.

It is an arithmetic number, because the mean of its divisors is an integer number (1299737712).

Almost surely, 2^66223337103 is an apocalyptic number.

66223337103 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

66223337103 is a deficient number, since it is larger than the sum of its proper divisors (58551483249).

66223337103 is a wasteful number, since it uses less digits than its factorization.

66223337103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31467 (or 31455 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 36.

Adding to 66223337103 its reverse (30173332266), we get a palindrome (96396669369).

The spelling of 66223337103 in words is "sixty-six billion, two hundred twenty-three million, three hundred thirty-seven thousand, one hundred three".