100032221309 has 8 divisors (see below), whose sum is σ = 100956999000. Its totient is φ = 99107572032.

The previous prime is 100032221297. The next prime is 100032221411. The reversal of 100032221309 is 903122230001.

It can be written as a sum of positive squares in 4 ways, for example, as 48140748100 + 51891473209 = 219410^2 + 227797^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100032221309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100032223309) 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, 2331947 + ... + 2374455.

It is an arithmetic number, because the mean of its divisors is an integer number (12619624875).

Almost surely, 2^100032221309 is an apocalyptic number.

It is an amenable number.

100032221309 is a deficient number, since it is larger than the sum of its proper divisors (924777691).

100032221309 is a wasteful number, since it uses less digits than its factorization.

100032221309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64207.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 100032221309 in words is "one hundred billion, thirty-two million, two hundred twenty-one thousand, three hundred nine".