100441145021 has 16 divisors (see below), whose sum is σ = 116505600000. Its totient is φ = 84810546288.

The previous prime is 100441145009. The next prime is 100441145029. The reversal of 100441145021 is 120541144001.

It is a cyclic number.

It is not a de Polignac number, because 100441145021 - 2²⁶ = 100374036157 is a prime.

It is a super-2 number, since 2×100441145021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100441145029) 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, 39980 + ... + 449978.

It is an arithmetic number, because the mean of its divisors is an integer number (7281600000).

Almost surely, 2^100441145021 is an apocalyptic number.

It is an amenable number.

100441145021 is a deficient number, since it is larger than the sum of its proper divisors (16064454979).

100441145021 is an equidigital number, since it uses as much as digits as its factorization.

100441145021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410528.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 100441145021 its reverse (120541144001), we get a palindrome (220982289022).

The spelling of 100441145021 in words is "one hundred billion, four hundred forty-one million, one hundred forty-five thousand, twenty-one".