101041630021 has 4 divisors (see below), whose sum is σ = 101935803852. Its totient is φ = 100147456192.

The previous prime is 101041629967. The next prime is 101041630097. The reversal of 101041630021 is 120036140101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24060352996 + 76981277025 = 155114^2 + 277455^2 .

It is a cyclic number.

It is not a de Polignac number, because 101041630021 - 2²⁹ = 100504759109 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 (101041630721) by changing a digit.

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, 447086746 + ... + 447086971.

It is an arithmetic number, because the mean of its divisors is an integer number (25483950963).

Almost surely, 2^101041630021 is an apocalyptic number.

It is an amenable number.

101041630021 is a deficient number, since it is larger than the sum of its proper divisors (894173831).

101041630021 is an equidigital number, since it uses as much as digits as its factorization.

101041630021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894173830.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 101041630021 its reverse (120036140101), we get a palindrome (221077770122).

The spelling of 101041630021 in words is "one hundred one billion, forty-one million, six hundred thirty thousand, twenty-one".