23331421211 has 8 divisors (see below), whose sum is σ = 26668461024. Its totient is φ = 19995376320.

The previous prime is 23331421177. The next prime is 23331421219. The reversal of 23331421211 is 11212413332.

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

It is a cyclic number.

It is not a de Polignac number, because 23331421211 - 2¹⁸ = 23331159067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23331421219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197780 + ... + 292881.

It is an arithmetic number, because the mean of its divisors is an integer number (3333557628).

Almost surely, 2^23331421211 is an apocalyptic number.

23331421211 is a deficient number, since it is larger than the sum of its proper divisors (3337039813).

23331421211 is an equidigital number, since it uses as much as digits as its factorization.

23331421211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497461.

The product of its digits is 864, while the sum is 23.

Adding to 23331421211 its reverse (11212413332), we get a palindrome (34543834543).

The spelling of 23331421211 in words is "twenty-three billion, three hundred thirty-one million, four hundred twenty-one thousand, two hundred eleven".