100420443626 has 8 divisors (see below), whose sum is σ = 150932532000. Its totient is φ = 50109599628.

The previous prime is 100420443581. The next prime is 100420443637. The reversal of 100420443626 is 626344024001.

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

It is a junction number, because it is equal to n+sod(n) for n = 100420443592 and 100420443601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50309846 + ... + 50311841.

It is an arithmetic number, because the mean of its divisors is an integer number (18866566500).

Almost surely, 2^100420443626 is an apocalyptic number.

100420443626 is a deficient number, since it is larger than the sum of its proper divisors (50512088374).

100420443626 is a wasteful number, since it uses less digits than its factorization.

100420443626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100622188.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 100420443626 its reverse (626344024001), we get a palindrome (726764467627).

The spelling of 100420443626 in words is "one hundred billion, four hundred twenty million, four hundred forty-three thousand, six hundred twenty-six".