20413432211 has 8 divisors (see below), whose sum is σ = 21489332880. Its totient is φ = 19337682528.

The previous prime is 20413432187. The next prime is 20413432217. The reversal of 20413432211 is 11223431402.

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 20413432211 - 2²² = 20409237907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20413432217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333485 + ... + 389921.

It is an arithmetic number, because the mean of its divisors is an integer number (2686166610).

Almost surely, 2^20413432211 is an apocalyptic number.

20413432211 is a deficient number, since it is larger than the sum of its proper divisors (1075900669).

20413432211 is a wasteful number, since it uses less digits than its factorization.

20413432211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75493.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20413432211 its reverse (11223431402), we get a palindrome (31636863613).

The spelling of 20413432211 in words is "twenty billion, four hundred thirteen million, four hundred thirty-two thousand, two hundred eleven".