100424420401 has 4 divisors (see below), whose sum is σ = 100425111552. Its totient is φ = 100423729252.

The previous prime is 100424420377. The next prime is 100424420429. The reversal of 100424420401 is 104024424001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 100424420401 - 2¹⁵ = 100424387633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100424420431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33961 + ... + 449446.

It is an arithmetic number, because the mean of its divisors is an integer number (25106277888).

Almost surely, 2^100424420401 is an apocalyptic number.

It is an amenable number.

100424420401 is a deficient number, since it is larger than the sum of its proper divisors (691151).

100424420401 is an equidigital number, since it uses as much as digits as its factorization.

100424420401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691150.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 100424420401 its reverse (104024424001), we get a palindrome (204448844402).

The spelling of 100424420401 in words is "one hundred billion, four hundred twenty-four million, four hundred twenty thousand, four hundred one".