100020221103023 has 48 divisors (see below), whose sum is σ = 115371710183520. Its totient is φ = 85959131910912.

The previous prime is 100020221102987. The next prime is 100020221103031. The reversal of 100020221103023 is 320301122020001.

It is not a de Polignac number, because 100020221103023 - 2¹² = 100020221098927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100020221102992 and 100020221103010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020221103083) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3264671861 + ... + 3264702497.

It is an arithmetic number, because the mean of its divisors is an integer number (2403577295490).

Almost surely, 2^{100020221103023} is an apocalyptic number.

100020221103023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100020221103023 is a deficient number, since it is larger than the sum of its proper divisors (15351489080497).

100020221103023 is a wasteful number, since it uses less digits than its factorization.

100020221103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34584 (or 34525 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100020221103023 its reverse (320301122020001), we get a palindrome (420321343123024).

The spelling of 100020221103023 in words is "one hundred trillion, twenty billion, two hundred twenty-one million, one hundred three thousand, twenty-three".