100120853 has 16 divisors (see below), whose sum is σ = 117896064. Its totient is φ = 83229120.

The previous prime is 100120807. The next prime is 100120879. The reversal of 100120853 is 358021001.

It is a cyclic number.

It is not a de Polignac number, because 100120853 - 2²² = 95926549 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 (100120883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147551 + ... + 148227.

It is an arithmetic number, because the mean of its divisors is an integer number (7368504).

Almost surely, 2^100120853 is an apocalyptic number.

It is an amenable number.

100120853 is a deficient number, since it is larger than the sum of its proper divisors (17775211).

100120853 is an equidigital number, since it uses as much as digits as its factorization.

100120853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 100120853 is about 10006.0408254214. The cubic root of 100120853 is about 464.3457913986.

Adding to 100120853 its reverse (358021001), we get a palindrome (458141854).

The spelling of 100120853 in words is "one hundred million, one hundred twenty thousand, eight hundred fifty-three".