100705161155 has 8 divisors (see below), whose sum is σ = 120849512784. Its totient is φ = 80561916000.

The previous prime is 100705161143. The next prime is 100705161191. The reversal of 100705161155 is 551161507001.

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

It is not a de Polignac number, because 100705161155 - 2¹⁰ = 100705160131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61121 + ... + 452930.

It is an arithmetic number, because the mean of its divisors is an integer number (15106189098).

Almost surely, 2^100705161155 is an apocalyptic number.

100705161155 is a deficient number, since it is larger than the sum of its proper divisors (20144351629).

100705161155 is an equidigital number, since it uses as much as digits as its factorization.

100705161155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553237.

The product of its (nonzero) digits is 5250, while the sum is 32.

Adding to 100705161155 its reverse (551161507001), we get a palindrome (651866668156).

The spelling of 100705161155 in words is "one hundred billion, seven hundred five million, one hundred sixty-one thousand, one hundred fifty-five".