21304502114 has 32 divisors (see below), whose sum is σ = 37227755520. Its totient is φ = 8954217792.

The previous prime is 21304502111. The next prime is 21304502137. The reversal of 21304502114 is 41120540312.

It is a self number, because there is not a number n which added to its sum of digits gives 21304502114.

It is not an unprimeable number, because it can be changed into a prime (21304502111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2131232 + ... + 2141204.

It is an arithmetic number, because the mean of its divisors is an integer number (1163367360).

Almost surely, 2^21304502114 is an apocalyptic number.

21304502114 is a deficient number, since it is larger than the sum of its proper divisors (15923253406).

21304502114 is a wasteful number, since it uses less digits than its factorization.

21304502114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12914.

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 21304502114 in words is "twenty-one billion, three hundred four million, five hundred two thousand, one hundred fourteen".