100423041213420 has 144 divisors (see below), whose sum is σ = 312351881980320. Its totient is φ = 26100728755200.

The previous prime is 100423041213409. The next prime is 100423041213427. The reversal of 100423041213420 is 24312140324001.

100423041213420 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 2 + 304 + 12 + 1 + 342 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (100423041213427) 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, 871191 + ... + 14198769.

It is an arithmetic number, because the mean of its divisors is an integer number (2169110291530).

Almost surely, 2^{100423041213420} is an apocalyptic number.

100423041213420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100423041213420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156175940990160).

100423041213420 is an abundant number, since it is smaller than the sum of its proper divisors (211928840766900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100423041213420 is a wasteful number, since it uses less digits than its factorization.

100423041213420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13328656 (or 13328651 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 100423041213420 its reverse (24312140324001), we get a palindrome (124735181537421).

The spelling of 100423041213420 in words is "one hundred trillion, four hundred twenty-three billion, forty-one million, two hundred thirteen thousand, four hundred twenty".