21114302 has 16 divisors (see below), whose sum is σ = 34776432. Its totient is φ = 9534720.

The previous prime is 21114293. The next prime is 21114307. The reversal of 21114302 is 20341112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398 + ... + 6510.

It is an arithmetic number, because the mean of its divisors is an integer number (2173527).

Almost surely, 2^21114302 is an apocalyptic number.

21114302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21114302 is a deficient number, since it is larger than the sum of its proper divisors (13662130).

21114302 is a wasteful number, since it uses less digits than its factorization.

21114302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 21114302 is about 4595.0301413592. The cubic root of 21114302 is about 276.3920686366.

Adding to 21114302 its reverse (20341112), we get a palindrome (41455414).

The spelling of 21114302 in words is "twenty-one million, one hundred fourteen thousand, three hundred two".