100423103223421 has 8 divisors (see below), whose sum is σ = 113086427090688. Its totient is φ = 88348771164000.

The previous prime is 100423103223413. The next prime is 100423103223431. The reversal of 100423103223421 is 124322301324001.

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 100423103223421 - 2³ = 100423103223413 is a prime.

It is a super-2 number, since 2×100423103223421² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100423103223421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100423103223431) 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, 147247951600 + ... + 147247952281.

It is an arithmetic number, because the mean of its divisors is an integer number (14135803386336).

Almost surely, 2^{100423103223421} is an apocalyptic number.

100423103223421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100423103223421 is a deficient number, since it is larger than the sum of its proper divisors (12663323867267).

100423103223421 is a wasteful number, since it uses less digits than its factorization.

100423103223421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294495903923.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 100423103223421 its reverse (124322301324001), we get a palindrome (224745404547422).

The spelling of 100423103223421 in words is "one hundred trillion, four hundred twenty-three billion, one hundred three million, two hundred twenty-three thousand, four hundred twenty-one".