100012421333 has 4 divisors (see below), whose sum is σ = 109104459648. Its totient is φ = 90920383020.

The previous prime is 100012421317. The next prime is 100012421339. The reversal of 100012421333 is 333124210001.

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.

It is a cyclic number.

It is not a de Polignac number, because 100012421333 - 2⁴ = 100012421317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012421339) 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, 4546019141 + ... + 4546019162.

It is an arithmetic number, because the mean of its divisors is an integer number (27276114912).

Almost surely, 2^100012421333 is an apocalyptic number.

It is an amenable number.

100012421333 is a deficient number, since it is larger than the sum of its proper divisors (9092038315).

100012421333 is an equidigital number, since it uses as much as digits as its factorization.

100012421333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092038314.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100012421333 its reverse (333124210001), we get a palindrome (433136631334).

The spelling of 100012421333 in words is "one hundred billion, twelve million, four hundred twenty-one thousand, three hundred thirty-three".