21114140403 has 32 divisors (see below), whose sum is σ = 31553280000. Its totient is φ = 12493748736.

The previous prime is 21114140401. The next prime is 21114140423. The reversal of 21114140403 is 30404141112.

It is not a de Polignac number, because 21114140403 - 2¹ = 21114140401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21114140403.

It is not an unprimeable number, because it can be changed into a prime (21114140401) 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, 102403 + ... + 229596.

It is an arithmetic number, because the mean of its divisors is an integer number (986040000).

Almost surely, 2^21114140403 is an apocalyptic number.

21114140403 is a deficient number, since it is larger than the sum of its proper divisors (10439139597).

21114140403 is a wasteful number, since it uses less digits than its factorization.

21114140403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332091.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 21114140403 its reverse (30404141112), we get a palindrome (51518281515).

The spelling of 21114140403 in words is "twenty-one billion, one hundred fourteen million, one hundred forty thousand, four hundred three".