100021220442101 has 8 divisors (see below), whose sum is σ = 114319483422144. Its totient is φ = 85725336762720.

The previous prime is 100021220442089. The next prime is 100021220442181. The reversal of 100021220442101 is 101244022120001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100021220442101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021220442181) 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, 594735080 + ... + 594903233.

It is an arithmetic number, because the mean of its divisors is an integer number (14289935427768).

Almost surely, 2^{100021220442101} is an apocalyptic number.

It is an amenable number.

100021220442101 is a deficient number, since it is larger than the sum of its proper divisors (14298262980043).

100021220442101 is a wasteful number, since it uses less digits than its factorization.

100021220442101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189650331.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 100021220442101 its reverse (101244022120001), we get a palindrome (201265242562102).

The spelling of 100021220442101 in words is "one hundred trillion, twenty-one billion, two hundred twenty million, four hundred forty-two thousand, one hundred one".