100220340251 has 8 divisors (see below), whose sum is σ = 100805601600. Its totient is φ = 99635361160.

The previous prime is 100220340247. The next prime is 100220340331. The reversal of 100220340251 is 152043022001.

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 100220340251 - 2² = 100220340247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220346251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663860 + ... + 800718.

It is an arithmetic number, because the mean of its divisors is an integer number (12600700200).

Almost surely, 2^100220340251 is an apocalyptic number.

100220340251 is a deficient number, since it is larger than the sum of its proper divisors (585261349).

100220340251 is a wasteful number, since it uses less digits than its factorization.

100220340251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141129.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 100220340251 its reverse (152043022001), we get a palindrome (252263362252).

The spelling of 100220340251 in words is "one hundred billion, two hundred twenty million, three hundred forty thousand, two hundred fifty-one".