100202220321 has 8 divisors (see below), whose sum is σ = 152689097664. Its totient is φ = 57258411600.

The previous prime is 100202220319. The next prime is 100202220331. The reversal of 100202220321 is 123022202001.

It is a happy number.

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

It is not a de Polignac number, because 100202220321 - 2¹ = 100202220319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100202220321.

It is not an unprimeable number, because it can be changed into a prime (100202220331) 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, 2385767130 + ... + 2385767171.

It is an arithmetic number, because the mean of its divisors is an integer number (19086137208).

Almost surely, 2^100202220321 is an apocalyptic number.

It is an amenable number.

100202220321 is a deficient number, since it is larger than the sum of its proper divisors (52486877343).

100202220321 is an equidigital number, since it uses as much as digits as its factorization.

100202220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771534311.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 100202220321 its reverse (123022202001), we get a palindrome (223224422322).

The spelling of 100202220321 in words is "one hundred billion, two hundred two million, two hundred twenty thousand, three hundred twenty-one".