20413403011 has 8 divisors (see below), whose sum is σ = 20751828048. Its totient is φ = 20075100000.

The previous prime is 20413402931. The next prime is 20413403051. The reversal of 20413403011 is 11030431402.

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

It is not a de Polignac number, because 20413403011 - 2¹¹ = 20413400963 is a prime.

It is a super-2 number, since 2×20413403011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20413403011.

It is not an unprimeable number, because it can be changed into a prime (20413403051) 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, 344736 + ... + 399586.

It is an arithmetic number, because the mean of its divisors is an integer number (2593978506).

Almost surely, 2^20413403011 is an apocalyptic number.

20413403011 is a deficient number, since it is larger than the sum of its proper divisors (338425037).

20413403011 is an equidigital number, since it uses as much as digits as its factorization.

20413403011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61013.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20413403011 its reverse (11030431402), we get a palindrome (31443834413).

The spelling of 20413403011 in words is "twenty billion, four hundred thirteen million, four hundred three thousand, eleven".