100255003345321 has 16 divisors (see below), whose sum is σ = 114125203031040. Its totient is φ = 87177553019920.

The previous prime is 100255003345253. The next prime is 100255003345327. The reversal of 100255003345321 is 123543300552001.

It is not a de Polignac number, because 100255003345321 - 2¹¹ = 100255003343273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100255003345327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30757350 + ... + 33860368.

It is an arithmetic number, because the mean of its divisors is an integer number (7132825189440).

Almost surely, 2^{100255003345321} is an apocalyptic number.

100255003345321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100255003345321 is a deficient number, since it is larger than the sum of its proper divisors (13870199685719).

100255003345321 is a wasteful number, since it uses less digits than its factorization.

100255003345321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230756.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 100255003345321 its reverse (123543300552001), we get a palindrome (223798303897322).

The spelling of 100255003345321 in words is "one hundred trillion, two hundred fifty-five billion, three million, three hundred forty-five thousand, three hundred twenty-one".