101016855 has 16 divisors (see below), whose sum is σ = 179585760. Its totient is φ = 53875584.

The previous prime is 101016841. The next prime is 101016857. The reversal of 101016855 is 558610101.

It is not a de Polignac number, because 101016855 - 2⁵ = 101016823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101016857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374002 + ... + 374271.

It is an arithmetic number, because the mean of its divisors is an integer number (11224110).

Almost surely, 2^101016855 is an apocalyptic number.

101016855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101016855 is a deficient number, since it is larger than the sum of its proper divisors (78568905).

101016855 is an equidigital number, since it uses as much as digits as its factorization.

101016855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748287 (or 748281 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 101016855 is about 10050.7141537306. The cubic root of 101016855 is about 465.7268549155.

Adding to 101016855 its reverse (558610101), we get a palindrome (659626956).

The spelling of 101016855 in words is "one hundred one million, sixteen thousand, eight hundred fifty-five".