21413433301 has 16 divisors (see below), whose sum is σ = 23755152960. Its totient is φ = 19176324480.

The previous prime is 21413433299. The next prime is 21413433341. The reversal of 21413433301 is 10333431412.

It is a cyclic number.

It is not a de Polignac number, because 21413433301 - 2¹ = 21413433299 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 (21413433341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16815 + ... + 207628.

It is an arithmetic number, because the mean of its divisors is an integer number (1484697060).

Almost surely, 2^21413433301 is an apocalyptic number.

It is an amenable number.

21413433301 is a deficient number, since it is larger than the sum of its proper divisors (2341719659).

21413433301 is a wasteful number, since it uses less digits than its factorization.

21413433301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224676.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 21413433301 its reverse (10333431412), we get a palindrome (31746864713).

The spelling of 21413433301 in words is "twenty-one billion, four hundred thirteen million, four hundred thirty-three thousand, three hundred one".