100313023021 has 8 divisors (see below), whose sum is σ = 101117179904. Its totient is φ = 99509089680.

The previous prime is 100313023001. The next prime is 100313023049. The reversal of 100313023021 is 120320313001.

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

It is a cyclic number.

It is not a de Polignac number, because 100313023021 - 2¹⁹ = 100312498733 is a prime.

It is a super-2 number, since 2×100313023021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100313022986 and 100313023004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100313023001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912031 + ... + 1016083.

It is an arithmetic number, because the mean of its divisors is an integer number (12639647488).

Almost surely, 2^100313023021 is an apocalyptic number.

It is an amenable number.

100313023021 is a deficient number, since it is larger than the sum of its proper divisors (804156883).

100313023021 is a wasteful number, since it uses less digits than its factorization.

100313023021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111771.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100313023021 its reverse (120320313001), we get a palindrome (220633336022).

The spelling of 100313023021 in words is "one hundred billion, three hundred thirteen million, twenty-three thousand, twenty-one".