100130030221 has 32 divisors (see below), whose sum is σ = 113225091840. Its totient is φ = 87936938496.

The previous prime is 100130030197. The next prime is 100130030257. The reversal of 100130030221 is 122030031001.

It is a cyclic number.

It is not a de Polignac number, because 100130030221 - 2⁹ = 100130029709 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100130030321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4403760 + ... + 4426438.

It is an arithmetic number, because the mean of its divisors is an integer number (3538284120).

Almost surely, 2^100130030221 is an apocalyptic number.

It is an amenable number.

100130030221 is a deficient number, since it is larger than the sum of its proper divisors (13095061619).

100130030221 is a wasteful number, since it uses less digits than its factorization.

100130030221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22933.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 100130030221 its reverse (122030031001), we get a palindrome (222160061222).

The spelling of 100130030221 in words is "one hundred billion, one hundred thirty million, thirty thousand, two hundred twenty-one".