100273213663 has 4 divisors (see below), whose sum is σ = 114597958480. Its totient is φ = 85948468848.

The previous prime is 100273213639. The next prime is 100273213669. The reversal of 100273213663 is 366312372001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100273213663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100273213669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7162372398 + ... + 7162372411.

It is an arithmetic number, because the mean of its divisors is an integer number (28649489620).

Almost surely, 2^100273213663 is an apocalyptic number.

100273213663 is a deficient number, since it is larger than the sum of its proper divisors (14324744817).

100273213663 is an equidigital number, since it uses as much as digits as its factorization.

100273213663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14324744816.

The product of its (nonzero) digits is 27216, while the sum is 34.

Adding to 100273213663 its reverse (366312372001), we get a palindrome (466585585664).

The spelling of 100273213663 in words is "one hundred billion, two hundred seventy-three million, two hundred thirteen thousand, six hundred sixty-three".