21314134302 has 16 divisors (see below), whose sum is σ = 45135814032. Its totient is φ = 6686787200.

The previous prime is 21314134301. The next prime is 21314134307. The reversal of 21314134302 is 20343141312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21314134301) 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, 104480949 + ... + 104481152.

It is an arithmetic number, because the mean of its divisors is an integer number (2820988377).

Almost surely, 2^21314134302 is an apocalyptic number.

21314134302 is an abundant number, since it is smaller than the sum of its proper divisors (23821679730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21314134302 is a wasteful number, since it uses less digits than its factorization.

21314134302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208962123.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21314134302 its reverse (20343141312), we get a palindrome (41657275614).

The spelling of 21314134302 in words is "twenty-one billion, three hundred fourteen million, one hundred thirty-four thousand, three hundred two".