100307327021 has 4 divisors (see below), whose sum is σ = 109426174944. Its totient is φ = 91188479100.

The previous prime is 100307326993. The next prime is 100307327039. The reversal of 100307327021 is 120723703001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100307327021 - 2⁶ = 100307326957 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 (100307327041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4559423945 + ... + 4559423966.

It is an arithmetic number, because the mean of its divisors is an integer number (27356543736).

Almost surely, 2^100307327021 is an apocalyptic number.

100307327021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100307327021 is a deficient number, since it is larger than the sum of its proper divisors (9118847923).

100307327021 is an equidigital number, since it uses as much as digits as its factorization.

100307327021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9118847922.

The product of its (nonzero) digits is 1764, while the sum is 26.

The spelling of 100307327021 in words is "one hundred billion, three hundred seven million, three hundred twenty-seven thousand, twenty-one".