21104352314 has 16 divisors (see below), whose sum is σ = 31739883648. Its totient is φ = 10524412512.

The previous prime is 21104352307. The next prime is 21104352319. The reversal of 21104352314 is 41325340112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (21104352319) 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, 3052049 + ... + 3058955.

It is an arithmetic number, because the mean of its divisors is an integer number (1983742728).

Almost surely, 2^21104352314 is an apocalyptic number.

21104352314 is a deficient number, since it is larger than the sum of its proper divisors (10635531334).

21104352314 is a wasteful number, since it uses less digits than its factorization.

21104352314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10709.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 21104352314 its reverse (41325340112), we get a palindrome (62429692426).

The spelling of 21104352314 in words is "twenty-one billion, one hundred four million, three hundred fifty-two thousand, three hundred fourteen".