100334221421 has 8 divisors (see below), whose sum is σ = 114669725184. Its totient is φ = 85999228560.

The previous prime is 100334221417. The next prime is 100334221457. The reversal of 100334221421 is 124122433001.

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

It is not a de Polignac number, because 100334221421 - 2² = 100334221417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100334220421) 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, 496511 + ... + 668723.

It is an arithmetic number, because the mean of its divisors is an integer number (14333715648).

Almost surely, 2^100334221421 is an apocalyptic number.

It is an amenable number.

100334221421 is a deficient number, since it is larger than the sum of its proper divisors (14335503763).

100334221421 is an equidigital number, since it uses as much as digits as its factorization.

100334221421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255451.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 100334221421 its reverse (124122433001), we get a palindrome (224456654422).

The spelling of 100334221421 in words is "one hundred billion, three hundred thirty-four million, two hundred twenty-one thousand, four hundred twenty-one".