101172061018 has 8 divisors (see below), whose sum is σ = 173437818912. Its totient is φ = 43359454716.

The previous prime is 101172060931. The next prime is 101172061031. The reversal of 101172061018 is 810160271101.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 3613287880 + ... + 3613287907.

It is an arithmetic number, because the mean of its divisors is an integer number (21679727364).

Almost surely, 2^101172061018 is an apocalyptic number.

101172061018 is a deficient number, since it is larger than the sum of its proper divisors (72265757894).

101172061018 is an equidigital number, since it uses as much as digits as its factorization.

101172061018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7226575796.

The product of its (nonzero) digits is 672, while the sum is 28.

The spelling of 101172061018 in words is "one hundred one billion, one hundred seventy-two million, sixty-one thousand, eighteen".