100301121221 has 8 divisors (see below), whose sum is σ = 115263168384. Its totient is φ = 85497402960.

The previous prime is 100301121211. The next prime is 100301121227. The reversal of 100301121221 is 122121103001.

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 100301121221 - 2³⁰ = 99227379397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100301121196 and 100301121205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100301121227) 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, 39580865 + ... + 39583398.

It is an arithmetic number, because the mean of its divisors is an integer number (14407896048).

Almost surely, 2^100301121221 is an apocalyptic number.

It is an amenable number.

100301121221 is a deficient number, since it is larger than the sum of its proper divisors (14962047163).

100301121221 is an equidigital number, since it uses as much as digits as its factorization.

100301121221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79164451.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 100301121221 its reverse (122121103001), we get a palindrome (222422224222).

The spelling of 100301121221 in words is "one hundred billion, three hundred one million, one hundred twenty-one thousand, two hundred twenty-one".