20211314403 has 32 divisors (see below), whose sum is σ = 31770426880. Its totient is φ = 11190389760.

The previous prime is 20211314401. The next prime is 20211314413. The reversal of 20211314403 is 30441311202.

It is not a de Polignac number, because 20211314403 - 2¹ = 20211314401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 20211314403.

It is not an unprimeable number, because it can be changed into a prime (20211314401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31918 + ... + 203571.

It is an arithmetic number, because the mean of its divisors is an integer number (992825840).

Almost surely, 2^20211314403 is an apocalyptic number.

20211314403 is a deficient number, since it is larger than the sum of its proper divisors (11559112477).

20211314403 is a wasteful number, since it uses less digits than its factorization.

20211314403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235627.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20211314403 its reverse (30441311202), we get a palindrome (50652625605).

The spelling of 20211314403 in words is "twenty billion, two hundred eleven million, three hundred fourteen thousand, four hundred three".