100650421506 has 8 divisors (see below), whose sum is σ = 201300843024. Its totient is φ = 33550140500.

The previous prime is 100650421451. The next prime is 100650421517. The reversal of 100650421506 is 605124056001.

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

100650421506 is an admirable number.

It is a Curzon number.

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, 8387535120 + ... + 8387535131.

It is an arithmetic number, because the mean of its divisors is an integer number (25162605378).

Almost surely, 2^100650421506 is an apocalyptic number.

100650421506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100650421506 is a wasteful number, since it uses less digits than its factorization.

100650421506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16775070256.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 100650421506 its reverse (605124056001), we get a palindrome (705774477507).

The spelling of 100650421506 in words is "one hundred billion, six hundred fifty million, four hundred twenty-one thousand, five hundred six".