23411441421 has 40 divisors (see below), whose sum is σ = 37537281144. Its totient is φ = 14488243200.

The previous prime is 23411441401. The next prime is 23411441429. The reversal of 23411441421 is 12414411432.

23411441421 is a `hidden beast` number, since 234 + 1 + 1 + 4 + 4 + 1 + 421 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1824485796 + 21586955625 = 42714^2 + 146925^2 .

It is not a de Polignac number, because 23411441421 - 2⁶ = 23411441357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23411441429) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15930 + ... + 216971.

Almost surely, 2^23411441421 is an apocalyptic number.

It is an amenable number.

23411441421 is a deficient number, since it is larger than the sum of its proper divisors (14125839723).

23411441421 is a wasteful number, since it uses less digits than its factorization.

23411441421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233003 (or 232994 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 23411441421 its reverse (12414411432), we get a palindrome (35825852853).

The spelling of 23411441421 in words is "twenty-three billion, four hundred eleven million, four hundred forty-one thousand, four hundred twenty-one".