100320665674 has 16 divisors (see below), whose sum is σ = 151077592512. Its totient is φ = 49961530368.

The previous prime is 100320665663. The next prime is 100320665681. The reversal of 100320665674 is 476566023001.

It is a super-2 number, since 2×100320665674² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4493002 + ... + 4515274.

It is an arithmetic number, because the mean of its divisors is an integer number (9442349532).

Almost surely, 2^100320665674 is an apocalyptic number.

100320665674 is a deficient number, since it is larger than the sum of its proper divisors (50756926838).

100320665674 is a wasteful number, since it uses less digits than its factorization.

100320665674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31101.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 100320665674 its reverse (476566023001), we get a palindrome (576886688675).

The spelling of 100320665674 in words is "one hundred billion, three hundred twenty million, six hundred sixty-five thousand, six hundred seventy-four".