23233421211 has 128 divisors (see below), whose sum is σ = 42962583552. Its totient is φ = 10777536000.

The previous prime is 23233421209. The next prime is 23233421213. The reversal of 23233421211 is 11212433232.

It is an interprime number because it is at equal distance from previous prime (23233421209) and next prime (23233421213).

It is not a de Polignac number, because 23233421211 - 2¹ = 23233421209 is a prime.

It is a super-2 number, since 2×23233421211² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23233421213) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 23443926 + ... + 23444916.

It is an arithmetic number, because the mean of its divisors is an integer number (335645184).

Almost surely, 2^23233421211 is an apocalyptic number.

23233421211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23233421211 is a deficient number, since it is larger than the sum of its proper divisors (19729162341).

23233421211 is a wasteful number, since it uses less digits than its factorization.

23233421211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273.

The product of its digits is 1728, while the sum is 24.

Adding to 23233421211 its reverse (11212433232), we get a palindrome (34445854443).

It can be divided in two parts, 23233 and 421211, that added together give a palindrome (444444).

The spelling of 23233421211 in words is "twenty-three billion, two hundred thirty-three million, four hundred twenty-one thousand, two hundred eleven".